Diasen WATstop is a multipurpose fibre reinforced epoxy cement mortar designed for surface repair smoothing and waterproofing. This high performance three component coating is suitable for a wide range of applications including damp proofing walls and slabs and waterproofing concrete structures like lift pits and swimming pools. It is particularly effective as a moisture barrier or primer for various liquid waterproofing products and is engineered to withstand extreme hydrostatic pressure from both the positive and negative sides. Benefits Resists up to 9.5 bar of both positive and negative water pressure Multipurpose solution for repair smoothing and waterproofing Excellent adhesion to common construction surfaces including damp substrates Solvent free and environmentally conscious with EPD certification Can be applied in a single coat if using a trowel for rapid installation Good to know Supplied in 10kg tubs Black in colour UV stable for up to 10 years Thickness varies by use from 0.22mm as a primer to 1.5mm for waterproofing