Sika Patio Seal is a water-based, solvent-free paving sealer that enhances the appearance of paths and stone. It is non-flammable, low odour, and harmless to plants and animals. The sealer dries to a hard-wearing, low sheen, slip-resistant finish that improves water and mark resistance and reduces dirt pickup for easier cleaning. It also contains a fungicide to prevent unsightly growth in the film. Weight: 11.486 pounds.