Fabric for Outdoor Terraces and Semi-Outdoor Spaces: A Specifier’s Guide

Fabric for Outdoor Terraces and Semi-Outdoor Spaces: A Specifier’s Guide

The core distinction: Fully exposed outdoor upholstery — uncovered garden furniture, open roof terraces, open deck furniture on yachts — requires solution-dyed acrylic or similarly engineered outdoor fabric. No standard interior upholstery fabric is appropriate for this application regardless of treatment.
Covered and semi-outdoor spaces — glazed atriums, covered hotel terraces, loggia, indoor-outdoor restaurant areas — have more flexible requirements. High-grade faux leather with outdoor ratings and selected contract fabrics with UV resistance are appropriate where direct weathering does not occur.
The UV question: Light fastness grade 6 to ISO 105-B02 is the minimum for any fabric in high sun exposure. Grade 7 or above for south-facing unshaded locations. Standard interior fabrics typically achieve grade 4 to 5 and will fade visibly within one to two seasons in direct sun.
Marine crossover: The same fabric types used on hotel terraces are specified for yacht cockpits and deck-level saloons. The fire standard requirement differs — hotel terraces follow building regulations, yacht interiors follow IMO FTP Code. See our IMO marine fire standards guide for the yacht specification in full.

Hotel terraces, covered restaurant areas, glazed atriums, and loggia represent some of the most demanding fabric specification environments in interior design. They combine the aesthetic expectations of a fully designed interior with the performance requirements of an outdoor environment — UV exposure, moisture, temperature variation, and cleaning regimes that would destroy most standard upholstery fabric within a season. Getting the specification right requires understanding exactly where a space sits on the spectrum from fully sheltered interior to fully exposed exterior, and selecting fabric accordingly.


Mapping the Exposure Level

The starting point for any outdoor or semi-outdoor fabric specification is an accurate assessment of what the fabric will actually be exposed to. The relevant variables are direct UV exposure, moisture exposure, and temperature variation.

Fully exposed outdoor — uncovered garden furniture, open roof terrace seating, poolside sun loungers, open deck furniture on yachts — represents maximum exposure to UV, rain, humidity, and temperature cycling. Only fabrics engineered specifically for this application are appropriate. Solution-dyed acrylic is the industry standard. The dye is incorporated into the fibre during extrusion rather than applied to the surface, so it cannot fade or wash out regardless of UV exposure or repeated wetting. Standard interior upholstery fabric, including contract grades with high Martindale counts and FR certification, is not appropriate for this application.

Covered outdoor — a terrace with a solid permanent roof, a covered loggia, a pergola with solid cover — receives indirect UV exposure, minimal direct rain, and some temperature variation. High-grade faux leather with outdoor ratings, solution-dyed acrylic, and selected high-UV-resistance contract fabrics are all appropriate. Standard interior fabric without UV resistance will fade and degrade, though more slowly than in fully exposed locations.

Glazed indoor-outdoor — a glazed atrium, a conservatory restaurant, a winter garden, an indoor-outdoor bar with large opening glazed screens — receives significant UV transmission through glass and elevated temperature, but no direct moisture. UV transmits through standard glass — less than direct sunlight but enough to cause significant fading in fabrics rated at grade 4 to 5 over two to three years. Fabrics in these spaces should carry a minimum light fastness grade of 6 and ideally 7.

Semi-outdoor with intermittent exposure — a restaurant with retractable roof panels, a terrace with awnings deployed during rain — falls between categories. Specify for the worst exposure condition the fabric will regularly experience, not the average.


Solution-Dyed Acrylic: The Standard for Fully Outdoor Use

Solution-dyed acrylic is the benchmark specification for fully exposed outdoor upholstery. The fibre is dyed in the polymer melt stage before extrusion, making the colour a structural part of the fibre rather than a surface application. The result is a fabric that is genuinely colourfast to UV exposure — tested light fastness grades of 7 to 8 to ISO 105-B02 are standard for quality solution-dyed acrylic, compared to 4 to 5 for most piece-dyed interior fabrics.

Solution-dyed acrylic is also water-repellent, mould and mildew resistant, and dimensionally stable under repeated wetting and drying. Martindale rub counts for outdoor-grade acrylic are typically in the 30,000 to 50,000 range, adequate for hotel terrace and restaurant seating applications. The fabric can be cleaned with mild soap and water, and many outdoor acrylic fabrics can be machine washed.

The limitation of solution-dyed acrylic is aesthetic. The material has a different handle and surface character from interior upholstery fabrics. High-end hotel terrace projects that require a premium interior aesthetic often use solution-dyed acrylic for fully exposed seating and transition to higher-grade fabric for covered or interior-adjacent areas.


Faux Leather for Outdoor and Semi-Outdoor Applications

High-grade faux leather — specifically PVC and PU constructions with outdoor performance ratings — is the most practical specification for covered terraces, glazed indoor-outdoor areas, and any semi-outdoor application where the aesthetic demands a more premium material than outdoor acrylic.

Faux leather’s smooth, non-porous surface is inherently resistant to moisture and easy to clean, making it well suited to terrace and outdoor dining environments. The critical performance variable for outdoor use is the UV stability of the top coat. Standard interior-grade faux leather will chalk, crack, and delaminate when exposed to sustained UV and temperature cycling. Outdoor-rated faux leather carries a UV-stable top coat with independently tested colour fastness at grade 6 or above and is formulated to resist the temperature differential between sun-exposed and shaded surfaces.

Kothea’s faux leather ranges include products with outdoor performance ratings suitable for covered terraces, semi-outdoor dining areas, and indoor-outdoor applications. Dedicated outdoor fabric ranges are also carried periodically — availability varies by season and current stock. Contact us directly to discuss current outdoor-rated options for a specific project. For faux leather types compared including PVC and PU, see our faux leather types guide.


Fire Standards for Hotel Terraces and Outdoor Hospitality Spaces

The fire standard requirement for fabric in outdoor and semi-outdoor hospitality settings is determined by whether the space is classified as a non-domestic building under UK building regulations and fire safety legislation, not by whether it is physically outdoors.

A hotel terrace or covered restaurant area that is part of a non-domestic building is subject to the Regulatory Reform (Fire Safety) Order 2005. For upholstered seating in hotel and restaurant environments, this is typically BS 7176 Medium Hazard, which requires BS 5852 Crib 5 certification. For curtains or fabric wall treatments in these areas, BS 5867 Part 2 Type B applies.

The practical implication is that specifying outdoor fabric for a hotel terrace is not simply a question of UV resistance — the fabric must also carry appropriate fire certification. Solution-dyed acrylic outdoor fabrics are not automatically Crib 5 certified. Confirm fire certification with the supplier for the specific fabric being specified. For the BS 7176 and Crib 5 requirements in full, see our Crib 5 guide and our hotel fabric specification guide.


The Marine Crossover: Yacht Decks and Hotel Terraces

The same fabric categories used on hotel terraces are specified for yacht cockpits, deck-level saloons, and flybridge seating — the exposed and semi-exposed areas of a yacht interior. The performance requirements are directly parallel: UV resistance, moisture tolerance, ease of cleaning, and structural integrity under temperature variation. Solution-dyed acrylic and outdoor-rated faux leather are the two primary specifications in both contexts.

The key difference is the fire standard. Hotel terraces follow UK building regulations and BS 7176. Yacht interiors are subject to IMO FTP Code requirements under MCA MGN 580 for UK-flagged vessels — a different regime. A fabric that meets Crib 5 for a hotel terrace may not meet the IMO FTP Code Part 8 requirement for a yacht. The certifications are not interchangeable. For the complete specification for yacht and marine interiors, including a downloadable yacht fabric specification checklist, see our IMO marine fire standards guide.


Light Fastness: Minimum Grades by Location

Fully exposed outdoor locations require grade 7 to 8. Only solution-dyed acrylic and equivalent engineered outdoor fabrics achieve this reliably. Grade 6 is the minimum acceptable for covered outdoor locations with significant indirect UV exposure. Glazed indoor-outdoor areas such as atriums and conservatory restaurants should be specified at grade 6 as a minimum, and grade 7 where the glazing is south-facing or large area. Standard interior contract upholstery achieving grade 4 to 5 is not appropriate for any of these applications.

For the Blue Wool Scale explained in full including how light fastness is tested and what the grades mean for different applications, see our light fastness and Blue Wool Scale guide.


Cleaning and Maintenance in Outdoor Environments

Outdoor and semi-outdoor upholstery is subjected to cleaning regimes significantly more demanding than interior upholstery. Hotel terrace seating may be wiped down multiple times per day with cleaning products that would degrade an interior fabric rapidly. Confirm the specific cleaning products used by the operator before finalising a fabric specification for any hospitality outdoor application.

Solution-dyed acrylic is compatible with mild soap and water and most standard hospitality cleaning products. Check the manufacturer’s specific guidance on bleach-based cleaners — some outdoor acrylics tolerate dilute bleach for mould treatment, and some do not. Outdoor-rated faux leather can typically be cleaned with pH-neutral cleaning agents and water, but confirm UV-coat compatibility with the supplier for any chemical outside that range.


Frequently Asked Questions

Can I use contract upholstery fabric on a hotel terrace?

For a covered terrace with no direct rain exposure and moderate indirect UV, a contract fabric with high light fastness (grade 6 or above) and moisture resistance may be appropriate. For any location with direct sun exposure, a standard contract upholstery fabric will fade and degrade within one to two seasons regardless of its Martindale count or fire certification. Outdoor-rated faux leather or solution-dyed acrylic is required for locations with significant UV exposure.

Does outdoor fabric need Crib 5 certification for a hotel terrace?

Yes, if the terrace is part of a non-domestic building subject to the Regulatory Reform (Fire Safety) Order 2005. The fire safety obligation does not disappear because the space is outdoors. Confirm fire certification for the specific outdoor fabric being specified — not all outdoor fabrics carry Crib 5. For BS 7176 Medium Hazard requirements, see our hotel fabric specification guide.

What is the difference between hotel terrace fire standards and yacht fire standards?

Hotel terraces follow UK building regulations and BS 7176 Medium Hazard requiring Crib 5 certification. Yacht interiors follow IMO FTP Code requirements under MCA MGN 580 — a different regime that is not equivalent to Crib 5. A fabric certified for a hotel terrace is not automatically compliant for a yacht interior. See our IMO marine fire standards guide for the yacht requirements in full.

What light fastness grade do I need for a glazed atrium?

A minimum of grade 6 to ISO 105-B02. For south-facing or large-area glazing, specify grade 7 where possible. UV transmits through standard glass — enough to cause significant fading in fabrics rated at grade 4 to 5 over two to three years. Confirm the light fastness grade per colourway, not just for the fabric range, as different colourways can have significantly different light fastness performance.

Does Kothea supply outdoor fabric?

Kothea’s faux leather ranges include products with outdoor performance ratings suitable for covered terraces and semi-outdoor applications. Dedicated outdoor fabric ranges are carried periodically. Contact us directly to discuss current outdoor-rated options for your project at kothea.com/cuttings.


For the IMO fire standards for yacht and marine interiors, see our IMO marine fire standards guide. For light fastness grades and the Blue Wool Scale, see our light fastness guide. For faux leather types and outdoor performance ratings, see our faux leather types guide. For hotel and hospitality fire certification, see our hotel fabric specification guide. To discuss outdoor fabric options for a specific project, visit kothea.com/cuttings.

When to Specify Contract-Grade Fabric for a Residential Project

When to Specify Contract-Grade Fabric for a Residential Project

The core question: Contract-grade fabric is defined by performance — abrasion resistance, dimensional stability, cleaning codes, and fire certification — not by who owns the building. A domestic client with the right lifestyle needs the same performance specification as a hotel.
The threshold: If the fabric will be cleaned more than once a week, used by more than four people daily, exposed to pets, children, or direct sunlight for most of the day, or needs to last ten or more years without replacement, specify to contract standards.
The fire question: Residential upholstery fire standards are less demanding than contract standards. The decision to specify to contract fire standards in a residential setting is a performance and longevity choice, not a legal requirement — unless the property will be let or used commercially.
The cost: Contract-grade fabric typically costs more per metre. The total cost of ownership over the fabric’s lifetime is almost always lower than replacing a domestic-grade fabric ahead of schedule.

Interior designers work across both residential and contract projects, and the distinction between the two is not always as clear as the categories suggest. The technical performance standards associated with contract fabric — high Martindale rub counts, robust cleaning codes, dimensional stability, and fire certification — exist because contract environments subject fabric to sustained, intense use. Many residential environments subject fabric to exactly the same conditions. A family home with children, dogs, and a heavily used kitchen-living space puts more stress on upholstery fabric than a hotel bedroom. The question of whether to specify contract-grade fabric for a residential project is always a performance question, not a question of category.


What Contract-Grade Fabric Actually Means

Contract-grade is not a single defined standard. It is a shorthand for a cluster of performance characteristics that fabric must demonstrate to be considered suitable for commercial environments.

Abrasion resistance is measured by the Martindale rub test. Contract minimum for light commercial use is 30,000 rubs. Heavy domestic upholstery is typically specified at 25,000 rubs, but a heavily used family sofa may see comparable abrasion to a hotel bedroom chair over a five-year period. For a residential client who expects their upholstery to last a decade, specifying at 40,000 to 60,000 rubs is a more reliable guarantee than the 25,000 rubs commonly associated with domestic use. For the Martindale test explained in full, see our Martindale rub test guide.

Pilling resistance is separately tested and separately important. A fabric with a high Martindale abrasion count may still pill badly in residential use if the pilling resistance is not confirmed. Pilling is more visible on residential upholstery than in commercial settings because the lighting is more intimate and the inspection more frequent. Always request the ISO 12945-2 pilling grade alongside the Martindale result for any residential upholstery fabric expected to last more than five years. See our pilling resistance guide.

Cleaning codes determine how the fabric can be maintained. A fabric coded S — solvent cleaning only — is correctly specified for a residential client who has professional cleaning arranged annually. It is incorrectly specified for a client whose housekeeper cleans the upholstery weekly with water-based products. Confirming the cleaning regime before selecting a fabric prevents a situation where the cleaning method in use degrades a fabric that would otherwise have performed well.

Dimensional stability and light fastness are less discussed but equally relevant. A fabric on a south-facing window seat needs the same light fastness grade as a fabric in a hotel atrium. These requirements do not change because the client is a private individual.


Residential Situations That Require Contract-Grade Performance

Families with young children and dogs represent the most common category. Fabrics in these households are subjected to abrasion, staining, repeated cleaning, and impact that would fail most domestic-grade fabrics within three to five years. A client in this situation who expects their upholstery to last a decade needs fabric specified at heavy domestic to light contract abrasion levels, with a cleaning code compatible with the products they will actually use, and ideally with an inherent or applied stain resistance treatment.

High-traffic living spaces where the upholstery is in continuous use — an open-plan family kitchen-dining-living room where the sofa is occupied for most of the day — accumulate abrasion at a rate closer to a hotel lobby than a formal sitting room. The number of people using a piece of furniture daily and the hours per day it is in use are more reliable guides to required Martindale count than the domestic or contract classification of the building.

Home cinemas and media rooms present a specific challenge. Seating in a dedicated home cinema is often specified with tight upholstery and limited maintenance access. The abrasion on armrests and seat edges in regular use is significant. Fabric for this application should be at light to general contract abrasion levels with a robust cleaning code.

Rental and investment properties where the client is not the occupant are the clearest case for contract specification. A landlord furnishing a rental property for occupation by unknown tenants has no ability to control how the upholstery is used or cleaned. Contract abrasion levels, robust cleaning codes, and where possible inherent stain resistance are the correct specification.

Second homes and holiday properties with intermittent high use present a different problem. The fabric is unused for extended periods and then subjected to intensive use by multiple occupants in a short time. Specify for the intensive use periods, not the average use across the year.

Clients who simply cannot face re-upholstery. Some residential clients are replacing upholstery for the second or third time and have an explicit requirement that the fabric lasts fifteen or twenty years. This is a realistic specification target with the right fabric choice. A mohair velvet in the 80,000 to 100,000 Martindale rub range will outlast the furniture frame in a normal residential setting.


The Fire Standard Question in Residential Contexts

Residential upholstery in the UK is subject to the Furniture and Furnishings (Fire Safety) Regulations 1988, which require cover fabrics to pass cigarette and match resistance tests — a significantly less demanding standard than the BS 5852 Crib 5 test required for contract upholstery. Specifying to Crib 5 standard in a domestic setting is not legally required but is a straightforward performance upgrade that costs little or nothing if the fabric already carries the certification.

The fire standard question becomes a legal one in a residential context only when the property crosses into commercial or rental use. A property let on a short-term basis, an Airbnb, a serviced apartment, or a holiday let where the owner is not in residence are all subject to the Regulatory Reform (Fire Safety) Order 2005. In these situations, contract fire certification is legally required, not optional. For the distinction between domestic and contract fire standards, see our Crib 5 guide.


How to Have the Conversation with a Residential Client

Most residential clients do not know what Martindale means and do not need to. The relevant questions are practical ones about how the client actually lives. How many people use this piece of furniture daily, and for how long? Do you have children under ten, or dogs? How do you clean your upholstery at the moment, and how often? How long are you expecting this fabric to last? Would you prefer to pay more now for a fabric that lasts fifteen years, or less now and plan to re-upholster in five? Is this property going to be rented or used as a holiday let?

The answers map directly onto a performance specification. A client who says daily use by four people, two dogs, housekeeper cleans weekly with standard products, and wants it to last ten years needs a contract-grade fabric whether the project is residential or not. A client who says occasional use in a formal sitting room, no pets, professional cleaning once a year, and happy to re-upholster in seven years can be served perfectly well with a well-chosen domestic-grade fabric.

The value of this conversation is that it protects the relationship. A fabric that fails in three years because the client’s lifestyle was never discussed is a reputational problem. A fabric that is still performing well after ten years because the specification matched the life being lived in the space is the reason clients return.


Frequently Asked Questions

Do I need contract fabric for a residential project?

It depends on how the space will be used, not on whether the client is a private individual. High-traffic family living spaces, homes with young children or pets, rental properties, and clients who need fabric to last a decade or more should be specified to contract performance levels. The legal requirement for contract fire certification only applies when the property is let or used commercially.

What Martindale count should I specify for a family home?

For a heavily used family sofa or kitchen chair, specify a minimum of 40,000 rubs. For a client expecting the fabric to last ten or more years, specify 60,000 rubs or above. Light domestic upholstery in occasional-use rooms can be specified at 25,000 rubs. See our Martindale rub test guide for full threshold guidance.

What is the difference between domestic and contract fire standards?

Domestic upholstery must meet cigarette and match resistance tests under the Furniture and Furnishings (Fire Safety) Regulations 1988. Contract upholstery in non-domestic premises must meet BS 5852 Crib 5, a significantly more severe ignition test. For residential properties that are let or used commercially, contract standards apply.

Can the same fabric be used for both residential and contract projects?

Yes. A fabric certified to BS 5852 Crib 5 with a Martindale count above 30,000 can be specified for both residential and contract use. Many of Kothea’s mohair velvet and faux leather ranges carry contract certification and are regularly specified for both contexts.


For Martindale rub count thresholds by application, see our Martindale rub test guide. For Crib 5 and the fire standards for contract upholstery, see our Crib 5 guide. For pilling resistance as a separate specification consideration, see our pilling resistance guide. For mohair velvet ranges with high abrasion resistance and contract certification, see our mohair velvet upholstery page. To request cuttings, visit kothea.com/cuttings.

Does Velvet Absorb Sound? Fabric for Home Studio Acoustics Explained

Does Velvet Absorb Sound? Fabric for Home Studio Acoustics Explained

Does velvet absorb sound? Yes, to a meaningful degree. Heavy velvet reduces echo and reverberation by absorbing mid and high frequency sound energy through its pile fibres. It is a legitimate acoustic treatment for home studios and music rooms, not a myth.
What it does not do: Velvet does not soundproof a room. It will not prevent sound reaching neighbours or stop external noise entering. Absorption and insulation are different problems requiring different solutions.
How much difference does it make? Heavy velvet hung with pleats achieves an NRC (Noise Reduction Coefficient) in the range of 0.35 to 0.65, compared to bare plaster at 0.05. That is a material improvement in room acoustics. Purpose-built acoustic panels with a mineral wool core achieve 0.75 to 1.0.
Which velvet: Weight matters more than fibre type. Heavy mohair velvet or heavyweight cotton velvet installed floor to ceiling with generous pleating performs significantly better than lightweight or tightly stretched fabric. The pile and the air trapped within it are what absorb the sound.

Interior designers are frequently asked to improve the acoustic character of a home studio, music room, or home cinema. The question of whether velvet on the walls actually helps — or whether it is purely decorative — comes up regularly and is worth answering precisely. The short answer is that heavy velvet is a legitimate acoustic treatment that meaningfully reduces echo and reverberation in a room. This guide explains why, how to specify fabric for the best acoustic result, and how to set accurate expectations with clients about what fabric can and cannot achieve.


Sound Absorption and Sound Insulation: Two Different Problems

The most important distinction to establish before specifying any fabric for acoustic purposes is the difference between sound absorption and sound insulation. They are frequently confused, including by clients, and specifying for the wrong objective produces a result that disappoints.

Sound absorption reduces echo, reverberation, and the liveness of a room. It improves the acoustic quality of sound generated within the space — speech is clearer, musical instruments sound more controlled, recordings pick up less room ambience. Soft furnishings, heavy curtains, upholstered furniture, and fabric wall treatments all contribute to sound absorption. They work by trapping sound energy in the fibres and air pockets of the material and converting it to a small amount of heat, preventing it from reflecting back into the room.

Sound insulation prevents sound from transmitting through walls, floors, and ceilings from one space to another. It is an engineering problem involving mass, airtight construction, and the isolation of structural vibration paths. It requires dense, heavy materials and is addressed during construction, not decoration. Fabric on walls has almost no effect on sound insulation. A client who wants to record vocals without disturbing neighbours needs structural acoustic treatment, not fabric.

For most home studio and music room projects, the client’s actual need is sound absorption — a room that sounds controlled and pleasant to record or listen in. Fabric is the right solution for that objective.


Why Heavy Velvet Works Acoustically

Velvet pile consists of cut fibre loops standing upright from a woven backing. This structure creates a large surface area of individual fibres and the air spaces between them. When a sound wave strikes the fabric, the fibres vibrate slightly, converting some of the sound energy into heat through friction. The air trapped within the pile absorbs additional energy. The result is that a proportion of the incoming sound is absorbed rather than reflected back into the room.

The key variables are weight, pile depth, and installation method. Heavier fabric contains more fibre per square metre and absorbs more sound energy. A fabric at 600 to 700 grams per square metre will outperform the same fabric construction at 300 grams per square metre. Pile depth also contributes — a deeper pile traps more air and increases absorption. Installation with generous pleating rather than tightly stretched flat significantly improves performance, because the folds create additional thickness and air space.

The frequency range absorbed most effectively by heavy fabric is mid and high frequencies — broadly, from around 500 Hz upward, which covers speech, most musical instrument fundamentals, and the harmonics that give recorded sound its character. Low frequency absorption, below 250 Hz, is very difficult to achieve with fabric alone and requires specifically engineered bass traps. For home studio applications where low frequency control is important, fabric treatment should be combined with corner-mounted bass traps rather than relied upon alone.


Mohair Velvet and Cotton Velvet Compared for Acoustic Use

Both mohair velvet and cotton velvet perform well as acoustic treatments. Mohair velvet has a longer, more lustrous pile and higher pile density. The fibre is resilient and springs back to shape after contact, maintaining the pile structure and the air spaces within it over time. For acoustic applications, mohair velvet’s higher pile weight and density give it a slight performance advantage over cotton velvet of equivalent overall weight. Mohair velvet also carries higher inherent fire resistance than cotton, which is relevant where a fire certificate is required.

Cotton velvet is heavier per linear metre in many commercial ranges, which compensates for the shorter pile. A heavyweight cotton velvet at 650 grams per square metre or above performs effectively as a room acoustic treatment. Cotton velvet is more affordable than mohair and available in a wider colour range.

In both cases, the weight of the fabric is more important than the fibre type when specifying for acoustic performance. Request the grams per linear metre specification from the supplier and favour heavier options within the range.


How to Specify Fabric Wall Treatments for a Home Studio

Prioritise the rear wall and side walls over the front wall behind the monitor speakers. The rear wall is where most of the unwanted reflections originate in a typical room. Full-height fabric panels on the rear wall and the first reflection points on the side walls will produce the most audible improvement in room acoustics.

Allow generous fullness when specifying the fabric quantity. Pleated or gathered fabric performs significantly better than fabric stretched flat. A fullness ratio of 150 to 200 percent — one and a half to two times the width of the wall — creates the folds that improve absorption. If the client prefers a flat panel aesthetic, a fabric-wrapped panel with a mineral wool or acoustic foam core behind the face fabric will achieve higher NRC values than fabric alone.

Velvet used directly on a wall performs as a direct absorber. Transparent open-weave fabrics are used to cover acoustic panel cores, allowing sound to pass through to the absorptive substrate. The two approaches are different but both effective. Velvet is more appropriate for decorative wall panel treatments; transparent fabrics are more appropriate for dedicated acoustic panel systems.

Confirm fire certification requirements before specifying. In a domestic home studio, there is no legal contract fire certification requirement for fabric on walls. If the room is in a property that will be let or used commercially, the fabric may need to achieve BS 476 Part 7 Class 1. See our BS 476 Part 7 guide.


Setting Client Expectations

A client who records acoustic guitar and wants a warm, controlled sound in a spare bedroom will find that heavy velvet wall treatments make a noticeable and meaningful difference. A client who plays drums or amplified electric guitar at volume and wants to avoid noise complaints has a structural problem that fabric cannot solve. Establishing this clearly at the outset protects both the client’s expectations and the designer’s relationship with the client.


Frequently Asked Questions

Does velvet on walls actually reduce echo in a home studio?

Yes. Heavy velvet absorbs mid and high frequency sound energy through its pile fibres, reducing the reflections that cause echo and reverberation. The NRC of heavy pleated velvet is in the range of 0.35 to 0.65 — significantly better than bare plaster at 0.05, though lower than purpose-built acoustic panels at 0.75 to 1.0. For a home studio where aesthetics matter alongside performance, velvet is a practical and effective choice.

Can velvet soundproof a room?

No. Velvet absorbs sound within a room but does not prevent sound from transmitting through walls, floors, or ceilings. Soundproofing requires mass and structural isolation addressed during building work. If the goal is to prevent noise reaching neighbours, a structural acoustic consultant is needed.

What weight of velvet should I specify for a home studio?

Favour fabrics at 500 grams per linear metre or above. Install with generous fullness — 150 to 200 percent — rather than stretched flat. Floor-to-ceiling coverage on the rear wall and side walls will produce the most audible improvement.

Is mohair velvet better than cotton velvet for acoustic treatment?

Both perform well. Weight matters more than fibre type — choose the heavier option within whichever range meets the client’s aesthetic and budget requirements. Mohair velvet has higher pile density and resilience; cotton velvet is often available at higher overall weights and broader colour ranges.

Does fabric on walls need fire certification in a home studio?

In a privately occupied domestic home studio, no legal fire certification is required for decorative fabric on walls. If the property will be let or used commercially, BS 476 Part 7 Class 1 may be required. See our BS 476 Part 7 guide.


For mohair velvet ranges suitable for wall panel applications, see our mohair velvet upholstery page. For velvet types compared including pile weight and construction, see our velvet types compared guide. For fabric on wall panels and the relevant fire standards, see our wall panels and headboards guide. To request cuttings from the Kothea range, visit kothea.com/cuttings.

IMO Fire Standards for Yacht Interiors: FTP Code Part 7, 8 and MCA MGN 580

Superyacht Luxury Cashmere Throw

IMO Fire Standards for Yacht and Superyacht Interiors: A Guide for Interior Designers

Applicable standard: IMO 2010 FTP Code — not BS 5852 Crib 5
Upholstery: Part 8 / Curtains: Part 7 / Bedding: Part 9 — certificates are not interchangeable between parts
BS 5852 Crib 5 is not accepted as an equivalent to IMO Part 8 by classification societies or the MCA
UK flag state: MCA Large Commercial Yacht Code — topical FR treatment must comply with MGN 580

Applicable standard: IMO 2010 FTP Code — not BS 5852 Crib 5
Upholstery: Part 8 / Curtains: Part 7 / Bedding: Part 9 — certificates are not interchangeable between parts
BS 5852 Crib 5 is not accepted as an equivalent to IMO Part 8 by classification societies or the MCA
UK flag state: MCA Large Commercial Yacht Code — topical FR treatment must comply with MGN 580

Specifying fabric for a yacht or superyacht interior is fundamentally different from specifying for a hotel or residential project. The fire safety framework at sea is governed by the International Maritime Organization, not by British Standards. A fabric with a BS 5852 Crib 5 certificate, which represents the benchmark for most UK contract upholstery, does not automatically qualify for use on a commercial vessel. The IMO and BS standards use different test methodologies and the certifications are not legally interchangeable. This guide explains the IMO fire testing framework, which standards apply to which applications onboard, how UK flag state requirements work through the MCA, and what questions to ask before specifying fabric for a marine project.

For the UK land-based fire standards referenced in comparison throughout this guide, see our complete guide to BS 5852 Crib 5.


How to Specify Fabric for a Marine Project: Fast Path

Before researching specific fabrics, confirm the answers to these questions in order. They determine which standards apply and what documentation you will need.

Is the vessel commercial, meaning used for charter or commercial purposes under LY3 or equivalent? If yes, IMO FTP Code certification is required. If no, land-based or residential standards may be sufficient, though many private owners specify to IMO standards voluntarily.

What is the application onboard? Upholstered seating and sofas require IMO FTP Code Part 8. Curtains and vertically hanging textiles require Part 7. Bedding components require Part 9. A certificate for one part does not substitute for another.

Is the fabric inherently fire resistant or does it require topical treatment? Inherently fire-resistant fabrics proceed directly to certification verification. Topically treated fabrics require confirmation of the treatment route, including whether the treatment provider operates under MCA-recognised procedures for UK-flagged vessels.

What foam will be used in the installation? The IMO Part 8 certificate is valid only for the specific fabric and filling combination tested. Confirm foam compatibility with the test certificate before ordering fabric.

What are the UV exposure conditions and cleaning regime onboard? These determine the light fastness grade required and whether the fabric’s cleaning code is compatible with the vessel’s maintenance routine.


IMO Compliance Sits in the Assembly, Not the Fabric

The single most important principle in marine fabric specification is this. IMO compliance does not sit in the fabric alone. It sits in the tested assembly of fabric, filling, and construction as they will be installed on the vessel. A fabric is not “IMO compliant” in isolation. It is compliant when tested as part of a specific configuration.

The practical consequence is that a certificate obtained by a fabric manufacturer for their standard foam configuration may not cover the project’s foam. If the foam specified by the upholsterer or the shipyard differs from the foam used in the test, the certificate does not apply. You must either use the foam specified in the certificate or commission new testing with the intended foam.

This is the most common source of certification problems on yacht projects and the point most frequently misunderstood by designers coming to marine specification from land-based contract work.


Common Failure Points in Marine Fabric Specification

The following failures occur regularly on yacht and superyacht projects and are largely preventable with the right questions asked at the right time.

Fabric approved to BS standards rejected by classification society. A designer specifies a fabric with a BS 5852 Crib 5 certificate, assuming it satisfies the fire requirement. The classification society requires IMO FTP Code Part 8. The fabric may well pass if tested, but it must be tested independently to the IMO standard. The project is delayed while the fabric is re-tested.

Certificate invalid because the project foam differs from the test foam. The fabric holds an IMO Part 8 certificate, but the certificate was obtained using a standard foam the manufacturer supplies. The shipyard uses a different foam. The certificate does not cover the actual installation. New testing is required at late stage in the project.

FR treatment rejected because the provider is not recognised under MGN 580. A fabric requires topical treatment for a UK-flagged commercial yacht. The treatment is carried out by a provider experienced in land-based contract work but not operating under MCA-recognised procedures. The classification society does not accept the treatment documentation. The fabric must be re-treated or replaced.

Curtain fabric passes BS 5867 but is rejected under IMO Part 7. The designer has specified curtain fabrics with full BS 5867 Part 2 Type B certification. The standards are not interchangeable. The curtain fabric must be tested to IMO Part 7 before it can be accepted.

Light fastness not specified. Fabric is installed in a sun-exposed saloon on a Mediterranean charter yacht. Within one season, fading is visible. The designer specified for fire and durability but did not confirm the light fastness grade. The fabric was grade 4, insufficient for sustained UV exposure at sea.

S-coded fabric specified for a charter vessel. A velvet with a solvent-only cleaning code is installed in a high-use saloon. The charter cleaning team uses water-based products as standard. The fabric watermarks and the pile distorts within the first charter season. There is no dry-cleaning service available at the vessel’s typical berth locations.


Responsibility in a Marine Project

Marine specification involves a chain of responsibility that is different from land-based contract work. Understanding who approves what prevents misunderstandings about which party is accountable for compliance.

The interior designer selects materials and is responsible for requesting the correct certificates and confirming that the specification is appropriate for the intended use. The designer is not responsible for testing and cannot self-certify compliance.

The contractor or shipyard installs the materials and is responsible for ensuring that installation follows the configuration under which the materials were tested. Substituting materials without re-testing invalidates the certificate.

The classification society reviews documentation and approves compliance. The classification society’s approval is the operative confirmation that the vessel meets the required standard. A supplier’s claim of compliance, or a designer’s belief that a material is suitable, does not substitute for classification society approval.

The flag state authority, which for UK and Red Ensign Group flagged vessels is the MCA, enforces the regulation and can require inspection at any time. Final responsibility for the vessel’s compliance sits with the flag state and the vessel owner, not the designer or supplier.


Which Vessels Require IMO Fire Certification

The IMO’s fire safety requirements apply to international commercial ships under the International Convention for the Safety of Life at Sea (SOLAS). In practice, the framework extends to large commercial yachts and superyachts used for charter or commercial purposes, as well as passenger vessels and cruise ships.

In the United Kingdom, the relevant regulatory authority is the Maritime and Coastguard Agency (MCA). Under the MCA Large Commercial Yacht Code (LY3), vessels of 24 metres in length and above used for commercial purposes, including charter, must comply with fire safety requirements through the LY3 code and the applicable classification society, with those requirements referencing the IMO Fire Test Procedures Code. Similar requirements generally apply across Red Ensign Group registries under equivalent yacht codes, though the specific provisions of individual registries such as the Cayman Islands or Isle of Man should be confirmed separately for any project outside direct MCA jurisdiction.

Private yachts not used for commercial purposes are not subject to the same mandatory requirements, though many owners and designers specify to IMO standards voluntarily for safety and resale value reasons. When in doubt about whether a specific vessel falls within scope, the classification society managing the vessel’s certification or the flag state authority should be consulted before specifying fabric.


The IMO 2010 FTP Code

The IMO 2010 Fire Test Procedures Code, adopted by Resolution MSC.307(88), is the definitive framework for fire testing of materials used on international vessels. It replaced the earlier 1996 FTP Code and has been mandatory for new vessels since 2012. The code comprises eleven parts, each covering a specific type of material or application.

For interior designers specifying soft furnishing fabrics, three parts are directly relevant. Part 7 governs vertically suspended textiles and films, which covers curtains, drapes, and hanging textiles. Part 8 governs upholstered furniture, which covers seating, sofas, and upholstered panels. Part 9 governs bedding components, which covers mattresses, pillows, blankets, and bedspreads. Each part uses different ignition sources and pass criteria. A certificate for one part does not confer compliance with another. A fabric certified to Part 7 for curtains is not automatically certified for use as upholstery under Part 8.


IMO FTP Code Part 8: Upholstered Furniture

Part 8 is the most relevant standard for interior designers specifying seating, sofas, headboards, and any upholstered surface on a commercial vessel. The test assesses whether a fabric and filling composite resists ignition and flame propagation when exposed to the ignition sources most likely to occur onboard.

The test uses two ignition sources applied to a test rig assembled from the actual cover fabric and filling materials to be used in the finished piece. The cigarette test places a lit cigarette at the junction between the seat and the back of the test assembly. The assembly must show no progressive smouldering after one hour. The burner tube test applies a propane flame for 20 seconds at the same junction. No flaming or progressive smouldering is permitted to continue for more than 120 seconds after the flame is removed.

The test is a composite test. The cover fabric and the filling foam must both be present and both must be the materials that will actually be used in the finished installation. A certificate issued for a specific fabric over a specific foam is valid only for that combination. If the foam specification changes, the certificate is no longer valid for the new assembly.

Where topical FR treatment has been applied to a fabric before testing, Part 8 may require pre-conditioning including repeated cleaning cycles, particularly for topically treated fabrics. This is more demanding than the pre-conditioning used in many land-based standards, and it means that a topically treated fabric must demonstrate that its FR properties survive the cleaning conditions used onboard the vessel.


IMO FTP Code Part 7: Vertically Supported Textiles

Part 7 applies to curtains, drapes, and any other fabric suspended vertically onboard a vessel. The test involves two ignition modes applied to a vertically suspended fabric specimen: a surface ignition with a propane flame applied perpendicular to the fabric surface for five seconds, and an edge ignition with the flame applied to the bottom edge of the fabric for fifteen seconds.

To pass, the fabric must not show an afterflame time greater than five seconds, must not burn through to any edge of the specimen, must not ignite cotton wool placed below the specimen to catch flaming droplets, must not exhibit an average char length exceeding 150mm, and must not show a surface flash propagating more than 100mm from the ignition point.

Part 7 is the maritime equivalent of BS 5867 Part 2 Type B for land-based contract curtains. The test principles are similar but the standards are not legally interchangeable. A BS 5867 certificate does not satisfy the IMO Part 7 requirement.


IMO FTP Code Part 9: Bedding Components

Part 9 covers mattresses, pillows, blankets, quilts, and bedspreads on commercial vessels. The test uses a cigarette ignition source and a propane flame applied to the bedding assembly. No progressive smouldering or flaming ignition is permitted. This standard is relevant for yacht designers specifying guest cabin bedding on commercial charter vessels.


BS 5852 Crib 5 and IMO Part 8: Not Interchangeable

This is the most commercially significant point in the guide. BS 5852 Crib 5 and IMO FTP Code Part 8 are not legally interchangeable standards. A fabric with a full BS 5852 Crib 5 certificate, regardless of how stringent that test is, cannot be used on a commercial vessel in place of an IMO Part 8 certificate. Classification societies and the MCA explicitly do not accept BS or EN standards as alternatives to IMO certification for vessels within scope.

The technical reason is that the two tests use different ignition sources, different test rigs, different pass criteria, and different pre-conditioning requirements. The IMO Part 8 test does not include the large wooden crib ignition source used in Crib 5. It uses a cigarette and a propane flame. The Crib 5 crib uses a larger ignition source, but the tests are not directly comparable in terms of severity — they assess different aspects of fire behaviour in different configurations. What matters is that the legal basis for each standard is entirely separate.

If a fabric has been tested to BS 5852 Crib 5 for land-based contract use, it must be independently tested to IMO FTP Code Part 8 for marine commercial use. The same fabric may well pass both, but it must be tested to both to hold both certificates.


The MCA Large Commercial Yacht Code and MGN 580

For UK-flagged and Red Ensign Group vessels under the MCA Large Commercial Yacht Code, the relevant guidance is Marine Guidance Note 580 (MGN 580), which governs the equivalence of topical FR treatment to inherently fire-retardant materials onboard these vessels.

The practical implication of MGN 580 is as follows. Where a fabric is not inherently fire retardant, the topical FR treatment must be applied and certified in accordance with MCA-recognised procedures, typically involving approved or verified treatment providers overseen by a recognised organisation or classification society. The treatment must be tested to the relevant parts of the 2010 IMO FTP Code, including the pre-conditioning requirements. Treatment carried out without recognition under MGN 580, or tested to BS or EN standards rather than IMO standards, is not accepted as compliant.

Inherently fire-retardant materials, meaning fabrics whose fire resistance is a property of the fibre rather than an applied coating, must comply with the relevant 2010 IMO FTP Code standards directly, without the additional treatment approval requirement. This is a significant practical advantage for inherently fire-resistant fabrics on marine projects.

BS and EN standards, including BS 5852 Crib 5, are not accepted as equivalents for compliance with IMO requirements for vessels within the scope of MGN 580. This has been the case since the original MCA guidance came into effect in 2012 and was reinforced by the MGN 580 amendment effective from January 2020.


Inherent vs Topical FR for Marine Projects

The distinction between inherent and topical fire resistance carries greater practical weight in marine specification than in land-based contract work, for three reasons.

First, the pre-conditioning requirement. IMO Part 8 requires ten full cleaning cycles before fire testing of topically treated fabrics. A fabric whose treatment begins to degrade after several cleaning cycles may pass the test at the point of certification but perform less well in service on a vessel where cleaning is frequent. An inherently fire-resistant fabric is not subject to the same degradation risk through cleaning.

Second, the treatment supply chain. MGN 580 requires that topical FR treatment is applied by an MCA-approved provider. The number of such approved providers in the UK is limited. Specifying an inherently fire-resistant fabric removes the requirement to source and commission an approved treatment provider and reduces the risk of certification delays.

Third, the documentation chain. Marine projects operated by classification societies involve rigorous documentation review. An inherently certified fabric with a single clear test certificate is simpler to document than a topically treated fabric requiring a Declaration of Conformity from the treatment provider alongside the test certificate from an IMO-approved laboratory.


Marine Environmental Considerations Beyond Fire

Fire certification is the primary regulatory requirement for marine fabric specification, but the marine environment introduces additional performance considerations that do not arise in land-based contract work.

UV exposure. A superyacht in the Mediterranean or Caribbean receives sustained, intense UV exposure, particularly in deck-level saloons and cockpit areas with large glazed panels. Upholstery fabrics in these locations need a light fastness grade of at least 6 to ISO 105-B02, and specialist outdoor-rated fabrics should be considered for any semi-outdoor or cockpit application. For full guidance on light fastness grades, see our light fastness and Blue Wool Scale guide.

Deck and cockpit fabric: solution-dyed acrylic. For fully exposed deck-level seating, cockpit cushions, and flybridge upholstery, solution-dyed acrylic is the standard specification. The dye is incorporated into the fibre during extrusion rather than applied to the surface, producing light fastness grades of 7 to 8 to ISO 105-B02 that interior upholstery fabrics cannot match. Solution-dyed acrylic is also water-repellent, mould and mildew resistant, and dimensionally stable under repeated wetting and drying — essential properties for fabric exposed to salt spray, rain, and constant humidity variation. For covered deck areas and enclosed cockpits where direct weathering is reduced, outdoor-rated faux leather offers a more premium aesthetic alongside comparable UV and moisture resistance. For the full specification of outdoor and semi-outdoor fabric applications including the parallel requirements for hotel terraces, see our outdoor terrace and semi-outdoor fabric guide.

Salt air and humidity. The marine environment accelerates degradation of certain fabric finishes and dye systems. Salt air can cause colour shift in some fabrics over time. High humidity below deck creates conditions that can encourage mould growth on natural-fibre fabrics if ventilation is inadequate. Synthetic fabrics and PVC or PU faux leathers are generally more resistant to these conditions than natural-fibre upholstery fabrics.

Cleaning agents. Vessels in charter service use commercial cleaning products that may be more aggressive than standard hotel housekeeping products. Confirm the cleaning regime with the captain or vessel manager before specifying and ensure the fabric’s cleaning code is compatible. Fabrics coded S, meaning solvent-only cleaning, can be difficult to maintain in a charter environment where professional dry cleaning services are not always accessible.

Weight and drape. In sailing yachts, fabric weight can occasionally be a minor consideration for curtains and lightweight furnishings, primarily for racing or performance sailing vessels rather than large motor yachts or superyachts where this is rarely a practical factor.


What to Ask Your Fabric Supplier

When specifying for a commercial marine project, ask the following questions of any fabric supplier before ordering samples.

Does the fabric hold an IMO FTP Code Part 8 certificate for upholstered furniture? If so, which foam was used in the test, and is that foam available for the project? If the certificate was obtained with a specific foam that is not available or not appropriate for the project, the certificate may not cover the actual installation.

For curtain fabrics, does the fabric hold an IMO FTP Code Part 7 certificate? If it requires treatment, is the treatment provider MCA-approved under MGN 580 for UK-flagged vessels?

Is the fabric inherently fire resistant or does it require topical treatment? If it requires topical treatment, is there an MCA-approved treatment provider available, and what is the lead time for treatment and certification?

What is the fabric’s light fastness grade to ISO 105-B02? For use in sun-exposed areas on a superyacht, this is as important as the fire certificate.

What cleaning code does the fabric carry and is it compatible with the cleaning products used on the vessel?


Kothea Fabrics for Marine Applications

Kothea’s Faux Leather 3 (a high-specification PVC leather — for a full comparison of PVC, PU and silicone leather types see our faux leather types compared guide) achieves in excess of 100,000 Martindale rubs with a Crib 5 fire rating and a wipe-clean surface compatible with marine cleaning regimes. Its PVC-based construction offers good resistance to humidity and salt air. For commercial marine projects requiring IMO Part 8 certification, the fabric would need to be independently tested to that standard with the specific foam to be used in the installation. Contact Kothea to discuss this requirement for a specific project.

Mohair velvet from Kothea achieves Martindale rub counts of 80,000 to 100,000 — for guidance on rub count requirements see our Martindale rub test guide — and carries independently certified Crib 5 passes achieved without topical treatment on the tested ranges. For private yacht use where IMO certification is not a mandatory requirement, mohair velvet is an appropriate specification for interior saloon seating. For commercial vessels requiring IMO Part 8 certification, independent testing to the IMO standard with the specific foam to be used would be required.

For any marine project with specific IMO certification requirements, contact Kothea to discuss the certification status and testing options for the relevant ranges before specifying.


Frequently Asked Questions

Does BS 5852 Crib 5 certification qualify a fabric for use on a commercial yacht?

No. BS 5852 Crib 5 and IMO FTP Code Part 8 are separate standards with different test methodologies and different legal bases. Classification societies and the MCA do not accept BS 5852 as an equivalent to IMO FTP Code Part 8 for vessels within the scope of SOLAS or the MCA Large Commercial Yacht Code. A fabric specified for commercial marine use must hold an independent IMO FTP Code Part 8 certificate obtained from an IMO-approved laboratory. A Crib 5 certificate from land-based contract testing does not substitute for this.

What is the IMO FTP Code Part 8 test for upholstered furniture?

IMO FTP Code Part 8 tests upholstered furniture assembled from the actual cover fabric and filling to be used in the finished piece. Two ignition sources are applied at the junction between the seat and the backrest: a smouldering cigarette, after which no progressive smouldering is permitted after one hour, and a propane burner flame applied for 20 seconds, after which no flaming or progressive smouldering is permitted for more than 120 seconds. Where the fabric has been topically treated with FR chemicals, the assembly must undergo ten full cleaning cycles before the fire test is conducted. The certificate is valid only for the specific fabric and filling combination tested.

What is MGN 580 and when does it apply?

MGN 580 is a Marine Guidance Note issued by the Maritime and Coastguard Agency that governs topical FR treatment as an equivalent to inherently fire-retardant materials on UK and Red Ensign Group flagged vessels certified under the MCA Large Commercial Yacht Code. It requires that FR treatment is applied by an MCA-approved treatment provider monitored by a Notified Body, and that the treatment is tested to the relevant parts of the 2010 IMO FTP Code. BS and EN standards are explicitly not accepted as equivalents under MGN 580. It has applied since 2012 and was updated by amendment effective January 2020.

Does a curtain fabric certified to BS 5867 qualify for marine use?

No. BS 5867 Part 2 Type B is the UK land-based standard for contract curtains. IMO FTP Code Part 7 is the marine equivalent for vertically suspended textiles. The test principles are broadly similar but the standards are not legally interchangeable. A curtain fabric for a commercial vessel must hold an IMO FTP Code Part 7 certificate from an IMO-approved laboratory.

Is mohair velvet suitable for yacht interiors?

For private yachts where IMO certification is not a mandatory requirement, mohair velvet is suitable for interior saloon seating and is a common specification choice in superyacht design. Its durability of 80,000 to 100,000 Martindale rubs, natural fire-resistant properties, and aesthetic qualities make it well suited to high-end marine interiors. For commercial charter vessels requiring IMO FTP Code Part 8 certification, independent testing to the IMO standard with the specific foam to be used in the installation would be required. Confirm the certification requirement with the flag state authority or classification society before specifying.

What light fastness grade should I specify for a superyacht in the Mediterranean?

For interior saloon areas with large glazed panels and significant sun exposure, specify a minimum of ISO 105-B02 grade 6. For semi-outdoor or cockpit seating areas, specify grade 7 to 8 and use specialist outdoor-rated fabrics rather than standard interior upholstery fabric. Superyachts in Mediterranean and Caribbean deployment receive sustained and intense UV exposure, and the light fastness specification is as commercially significant as the fire certification for fabric longevity. For full guidance see our light fastness guide.

What is the difference between IMO Part 7, Part 8, and Part 9?

IMO FTP Code Part 7 applies to vertically suspended textiles such as curtains and drapes. Part 8 applies to upholstered furniture including seating, sofas, and upholstered panels. Part 9 applies to bedding components including mattresses, pillows, and blankets. Each part uses different ignition sources and pass criteria. A certificate for one part does not confer compliance with another. A fabric must be tested independently under each part applicable to its intended use onboard the vessel.


For hotel and hospitality fabric specification, see our hotel fabric specification guide.

For guidance on which fabrics are unsuitable for outdoor and semi-outdoor environments including yacht deck areas, see our when not to use velvet guide.

A downloadable yacht interior fabric specification checklist is available as a PDF: Yacht Interior Fabric Specification Checklist (PDF).

For the surface spread of flame standard applicable to wall lining materials, see our BS 476 Part 7 guide.

For hotel terrace and semi-outdoor fabric specification — covering the same fabric types used in yacht deck applications — see our outdoor terrace fabric specification guide.

To discuss fabric specification for a yacht or marine project, contact Kothea directly.

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