ISOVER Cavity Wall Slab (CWS) is a non-combustible, silicone impregnated glass mineral wool thermal insulation in masonry cavity walls in full-fill applications. It is designed to be installed during construction in the cavity between two masonry leaves in external walls. Meets Part L Building Regulations (England and Wales).
BBA Certied for all exposure zones, Long product life will not age, Long installed life will tolerate structural, movement and settlement. Completely re safe Euroclass A1 re rating. Does not hinder the natural drying out process of the building.
Water resistant, Excellent acoustic properties, Quick and easy on-site installation, Can be used in multi-storey construction.
Zero ODP (Ozone Depletion Potential), Zero GWP (Global Warming Potential), Manufactured from up to 86% recycled glass.
You will have the option to either collect the item at your local branch or have it delivered.
Delivery costs will depend on size of the product and location. For more details please click here.
Collect In Store Only Items
Delivery is not available for orders containing 'collect in store' only items and therefore the entire order must be collected from one of our branches.
You can return unused store purchased products to any TG Builders Merchant for an exchange or refund within 7 days after receipt of the goods. Please ensure that you take your receipt with you as proof of purchase for the store to exchange or refund the goods appropriately.
For items delivered to your address please contact firstname.lastname@example.org with details of the order.
For more information about our returns policy please see the "Returns by Post" section on our Terms & Conditions page