ISOVER Cavity Wall Slab (CWS) 32
ISOVER Cavity Wall Slab (CWS) 32 is a glass mineral wool slab providing thermal performance in external masonry cavity walls. Manufactured with a water repellent binder, the strong, resilient and flexible slabs are 455mm wide to fit between standard wall tie spacing.
U-value Calculator
Start your U-value calculation >Product Features
- 1200x455mm mineral wool slab
- Manufactured from up to 70% recycled glass
- Manufactured with a water repellent binder
- BBA Approved – certificate 18/5560
- Achieves an A+ generic rating within the BRE Global Green Guide
Product Properties
- Board / Roll size: Width 455mm, Length 1200mm
- Thickness : 65-150mm
- Material: Glass mineral wool
Product Performance
- Lambda: 0.032 W/m.K
- Reaction to Fire: Euroclass A1 Reaction to Fire classification according to EN 13501-1
Product Benefits
- Helps to reduce heat loss within the building envelope and decrease energy costs
- BBA certification - third-party verification that the product has been assessed for its defined application and is compliant with the relevant Building Regulations.
- Slabs can be tightly butted together and the inner face will accommodate substrate irregularities to maximise the thermal performance
- 455mm wide slabs fit standard wall tie spacing for ease of installation
- ‘Non-combustible’ - achieves Euroclass A1 Reaction to Fire classification