Toupret Anti-damp Treatment blocks localised problem moisture. Apply with a brush or roller to damp substrates such as cement, bricks, stone and old painted surfaces to block problem moisture on interior or exterior substrates. Covers micro cracks. Dries to a flexible film. Water-based. Supplied ready to use. Specifications: Time Between Coats: 8 Hours.Ready to Paint Time: 24 Hours.Colour: White.Size: 1kg Tin.