Home / Building Materials / Water & Damproofing / Waterproofing Chemicals Waterproofing Chemicals Free Delivery on orders over £200. £20 for orders below. (Cornwall only. Devon deliveries will incur a delivery charge.) Filter Price Coverage 2-4m2 Per Litre Per Coat Size 5 Litre Brand Bostik 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 5 of 5 Sort by:Most popularWhat's newPrice low to highPrice high to lowName A to ZName Z to A Bond It Tanking Slurry 20Kg £24.04 £28.85 inc. VAT Add to cart Quickview Bostik Aquaprufe Damp Proofer & Waterproofer 5L £19.98 £23.98 inc. VAT Add to cart Quickview Bostik Bituminous Black Waterproofing Paint 5L £21.49 £25.79 inc. VAT Add to cart Quickview Bostik Cementone Tanking Slurry Bucket Grey 20Kg £26.99 £32.39 inc. VAT Out of stock Bostik Cementone Waterseal 5L Can £18.35 £22.02 inc. VAT Add to cart Quickview