Home / Building Materials / Insulation / Cavity Wall Insulation Cavity Wall Insulation Free Delivery on orders over £200. £20 for orders below. (Cornwall only. Devon deliveries will incur a delivery charge.) Filter Price Diameter 80mm Length 1200mm 2400mm Thickness 100mm 60mm 75mm Width 100-150 mm 450mm 50-100 mm Brand Dacatie Surecav Clear filters Sort By Sort by:Most popularWhat's newPrice low to highPrice high to lowName A to ZName Z to A Showing products 1 to 11 of 11 Sort by:Most popularWhat's newPrice low to highPrice high to lowName A to ZName Z to A IKO Cavity Wall Board 1200 x 450 x 100mm £8.99 £10.79 inc. VAT Add to cart Quickview IKO Cavity Wall Board 1200 x 450 x 75mm £6.99 £8.39 inc. VAT Add to cart Quickview IKO Cavity Wall Board 1200 x 450 x 60mm £5.99 £7.19 inc. VAT Out of stock Plastic Insulation Red Retaining Discs 80mm £0.08 £0.10 inc. VAT Add to cart Quickview Shire Cavity Closer XRM Multi 50 - 100mm Cavity 2400mm £8.84 £10.61 inc. VAT Add to cart Quickview Shire Cavity Closer XRM Multi 100-150mm Cavity 2400mm £12.95 £15.54 inc. VAT Add to cart Quickview Surecav 50mm Cavity Spacing Unit 1200 x 450mm £14.50 £17.40 inc. VAT Add to cart Quickview Surecav Timber Frame Fixing Washer Bag of 50 £14.31 £17.17 inc. VAT Add to cart Quickview TCB Cavity Fire Sock 150mm 1200mm Flanged £7.15 £8.58 inc. VAT Add to cart Quickview TCB Cavity Fire Stop Sock 100mm 1200mm Flanged £4.01 £4.81 inc. VAT Add to cart Quickview TCB Cavity Fire Sock 50mm 1200mm Flanged £3.25 £3.90 inc. VAT Add to cart Quickview