Waterproof Exterior Paint - Optima 7 Waterproofing Exterior Emulsion is a 100% acrylic emulsion paint especially formulated for superior performance on exterior walls due to its unique water resistant properties against fungi, algae and dampness caused by lashing rain.

British Paints Optima 7 Waterproofing Exterior Emulsion has anti-carbonation property ( added structural protection – which does not allow carbon dioxide & chloride ions to penetrate into the structure ) when applied as a system i.e. British Paints Supra Exterior Wall Primer as a base coat plus British Paints Optima 7 Waterproofing Exterior Emulsion as top coat.