100mm Isover Cavity Wall Slab (CWS) 36 is a premium glass mineral wool slab engineered to deliver exceptional thermal performance in external masonry cavity walls. Built with a water-repellent binder system, these durable and flexible slabs measure 455mm wide to align perfectly with standard wall tie spacing.

Product specification

• Model: 100mm Isover Cavity Wall Insulation
• Thickness: 100mm
• Width: 455mm
• Length: 1200mm
• Pack Quantity: 12
• Pack Coverage: 6.55m2
• Density: 24kg/m3
• Weight/m2: 2.4kg
• Weight: 15.72kg
• Thermal Conductivity: 0.036W/mK
• R-Value: 3.78m2K/W
• Fire Rating (Reaction to Fire): A1(Non-combustible)
• Type: Glass mineral wool slab
• Application: External masonry cavity walls
• Brand: Isover

Product Features

1. 1200 x 455mm mineral wool insulation slab
2. Manufactured from up to 82% recycled glass
3. Manufactured with a water repellent binder
4. BBA approved – certificate 18/5560

Product Benefits

• Thermal Performance: Delivering a thermal conductivity rating of 0.036 W/m.K, this slab significantly minimises heat transfer through the building envelope, resulting in lower heating expenses.
• Sustainability: Produced using up to 82% recycled glass content within a facility powered entirely by renewable energy sources.
• BBA Certified: This 100mm Cavity Wall Slab (CWS) 36 holds BBA certification for both full fill and partial fill masonry cavity wall applications when properly installed and maintained according to certification requirements.
• Fire Classification: Achieves a Euroclass A1 Reaction to Fire classification according to EN 13501-1.
• Easy to Install: The 455mm width accommodates standard wall tie spacing, enabling quick and efficient installation without requiring retaining discs when fully filling the cavity.

Key Considerations

When installing 100mm Isover Cavity Wall Insulation, verify compliance with all applicable national building regulations, guidelines, and local standards relevant to your project. This encompasses fire safety compliance and any applicable height limitations.

Thermal

Declared thermal conductivity of 0.036 W/m.K under EN 13162: Thermal insulation products for buildings. Factory made mineral wool (MW) products.

Fire

Euroclass A1 Reaction to Fire Insulation classification according to EN 13501-1.

Environmental

All Isover products are manufactured under Environmental Management System – ISO 14001:2015.

Recycled

Content Manufactured from up to 82% recycled glass.

Certification

• UKCA Marked to BS EN 13162.
• CE Marked to EN 13162.
• Designation code: MW-EN 13162-T4-WS.

BBA Approved

(Cert No: 18/5560) for full fill and partial fill masonry cavity wall insulation board applications when installed, used and maintained as set out in the certification. details and restrictions.

Quality

All Isover products are manufactured under Quality Management Standard – ISO 9001.

More Information on 100mm Isover Cavity Wall Slab CWS 36

• Manufaturer Link: 100mm isover cws 36
• Explore our comprehensive range of Isover Insulation products with filtering options by thickness and coverage available on the left side. For expert advice on product suitability for your specific requirements, or to request a competitive bulk quotation, contact us via phone on +4402038839057, email sales@insulationbee or use our Live Chat service – Lowest UK Isover Insulation Prices.