Isover CWS 36 Cavity Wall Insulation Slab (50mm - 10.92 m2 Pack) offers superior thermal performance for external masonry cavity walls. These glass mineral wool slabs, manufactured with a water repellent binder, are designed for easy installation with their 455mm width fitting standard wall tie spacing. They are not only sustainable, being made from up to 82% recycled glass, but also BBA certified and achieving a Euroclass A1 Reaction to Fire classification. By reducing heat loss, they help decrease energy costs and contribute to a more sustainable building solution.

• Size: 50mm
• Dimensions: 1200 x 455mm
• Weight: Varies per pack
• Applications: External masonry cavity walls
• Thermal Conductivity: 0.036 W/m.K
• Material: Glass mineral wool
• Fire Classification: Euroclass A1 Reaction to Fire classification according to EN 13501-1
• Certification: BBA approved certificate 18/5560