01942 717 100
01942 717 100
info@wbs-ltd.co.uk
Masonry Stone Wool Silicone Render System
Our Stone Wool Silicone Render EWI system is designed to offer unparalleled durability, energy efficiency, and aesthetic appeal. Incorporating an A1 non combustible Stone Wool insulation board, this system achieves a system fire classification of A2- s1,d0 to BS EN 13501-1 allowing it to be used on a building of any height.
Engineered to excel in the UK climate, it boasts the Wetherby Silicone Render 4S finish coat, meticulously crafted for seamless integration with stone wool insulation, ensuring optimal breathability and performance.
Combining the natural insulating properties of stone wool with the advanced weatherproofing capabilities of silicone, Wetherby sets a new standard for sustainable construction.
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Colour Availability
Our Stone Wool Silicone Render System is available in various colours across Silicone, Acrylic, Four Seasons, and Mineral Render. With a variety of vibrant and durable options, our silicone renders are designed to enhance the aesthetic appeal and longevity of your projects. Discover our extensive colour range by downloading our Colour Card brochure below.
Stone Wool Silicone Render System Components
Benefits of our Stone Wool Silicone Render System
The Stone Wool Silicone Render is a revolutionary solution, designed to elevate your projects. This advanced insulation system provides many benefits going beyond traditional methods, offering unmatched performance, sustainability, and cost-effectiveness.
Innovation
The Wetherby Stone Wool Silicone Render System is 1 of 7 Wetherby Ofgem approved innovation systems which is eligible for a 25% uplift in funding. The Wetherby innovation systems involves an enhanced specification using stainless steel beads and fixings, following a 60 year life expectancy methodology. The system is then periodically inspected by Measure check (independent company) providing clients with reports on the system condition and allowing extended warranties to be applied for.
To request further information on our innovation systems please contact; Technical Helpline 0800 1073299 or technical@wbs-ltd.co.uk
Technical Information
Specifying an External Wall Insulation system that is suitable for your project can be a challenging practice. Our technical team are on hand to provide detailed job specific specifications and any technical assistance you may require.
| Fire Classification | A2-s1, d0 to to EN 13501-1 |
| Design Life | 30 years 60 year option available |
| Impact Resistance | Category II |
| Hygrothermal / Freeze / Thaw Testing | Pass |
| Stone Wool Thermal Values Conductivity | 0.036 W/(m²k) |
| Lambda value | 50mm+ = 0.036 30-40mm = 0.038 |
| Thicknesses Available | 30mm – 250mm |
| Finish Options | Silicone Render available in a variety of finishes, each with a range of colours |
Typical U-Values
Wetherby Stone Wool insulation offers a 0.036 W/(mK) K value, requiring just 100mm thickness to meet UK refurbishment property U-value standards in the majority of cases.
Technical Data
Technical Drawing Set
Operations & Maintenance Manual
KIWA Certification BAW-23-285-S-A-UK
Specification with NBS
Product Information
At the core of our Stone Wool Silicone Render system lies Rockwool insulation, providing outstanding thermal performance, unparalleled breathability and superior acoustic properties in comparison with other insulants on the market. Stone Wool is classified as A1 non-combustible as an individual product.
- Outstanding thermal and acoustic properties
- Non combustible
- Easily cut and shaped
- Can be installed to flat & curved surfaces
- Open cell structure allows the façade to breath
Wetherby Four Seasons (4S) Silicone Render confidently tackles the UK climate’s challenges, excelling in lower temperatures. It creates a formidable shield against rain damage, reducing wash-offs significantly. With a myriad of additional benefits, it stands as the premier choice for enduring performance in any weather condition.
- Rapid rainproof status
- High humidity resistance
- Algae and mold prevention
- Wide application range
- Exceptional water-repellent qualities
- Extended application window
Case Studies
Discover real-world examples where challenges were met with innovative solutions, and obstacles transformed into opportunities.
HMS OWL, Scotland
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Chesil Cliff House, Devon
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The Oaks, Park Homes, Guildford
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Willaston View Care Home
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College Gardens, St Helier
Read MoreRelated EWI Systems
We have developed a range of EWI systems ideal for use with various construction methods, view the other systems.
Contact the Team at Wetherby Building Systems
We understand that embarking on a construction project is a significant endeavor, and we’re here to support you every step of the way.
If you have any inquiries, require additional information, or would like to discuss your specific project needs, please don’t hesitate to reach out. Our dedicated team of experts is ready to listen, collaborate, and provide tailored solutions.
