Description

Isover Cavity Wall Slab CWS 32 is a high performance glass mineral wool insulation slab designed for full fill or partial fill external masonry cavity walls. With excellent thermal efficiency and a Euroclass A1 non-combustible fire rating, it’s an ideal solution for both residential and commercial construction projects. Manufactured from up to 82% recycled glass and using 100% renewable electricity, it supports sustainable building goals.

Key Features:

• Outstanding thermal performance – thermal conductivity of 0.032 W/m·K

• Non-combustible – Euroclass A1 fire rating

• BBA Certified – certificate number 18/5560

• Water-repellent binder resists moisture absorption

• 455mm width fits standard wall tie spacing, no retaining discs needed

• Up to 82% recycled glass content

• Manufactured using 100% renewable electricity

• A+ BRE Green Guide rating – contributes to BREEAM credits

Applications:

• Full-fill masonry cavity walls

• Partial-fill masonry cavity walls

• Suitable for domestic, commercial, and new build projects

Available Thicknesses and Pack Size

• 100mm – 6 slabs per pack – 3.28m2

• 125mm – 5 slabs per pack – 2.73m2

• 150mm – 4 slabs per pack – 2.18m2

Technical Specifications:

• Material: Glass Mineral Wool

• Dimensions: 1200mm (length) x 455mm (width)

• Thermal Conductivity: 0.032 W/m·K

• Fire Rating: Euroclass A1

• Certification: BBA Approved (Cert No. 18/5560)

• Sustainability: Up to 82% recycled glass, 100% renewable electricity used in production