Superglass Superwall 36 Cavity Wall Insulation Batt - 100mm (4.37 m2 per pack) RFL each vent tile also includes

each vent tile also includes an internal spigot eliminating the requirement for an additional pipe adaptor

air barriers or vapour control layers (AVCL‘s) to both smooth and rough surfaces

Glazing: 307030 - Laminated inner

Velux white-painted roof windows are ideal if you are looking for a stylish roof window to bring daylight & fresh air to your home extension

Width: 255mm

Superglass Superwall 36 Cavity Wall Insulation Batt - 100mm (4.37 m2 per pack) RFL each vent tile also includesDelivery: IN STOCK. Delivery 1 2 days Free Delivery on orders over 650. 00 Key Features: Thickness: 85mm Slab size: 1200 x 455mm Sheets: 8 slabs per pack Coverage: 4. 37m2 per pack Thermal Conductivity: 0. 036 W mK Certification: Manufactured in accordance with BS EN 13162: 2012, BS EN 13172: 2012 & BS EN ISO 9001: 2015 Description: Superglass Superwall 36 is a British Board of Agreement (BBA) approved, non combustible and water repellent glass