Bond It S3 Premium Grade Sanitary Silicone Sealant Fungal Mould Resistant 310ml Description: A high performance, low maintenance, fungal resistant, waterproof silicone sealant. Conforms to EN 15651‐1,3: 2012 Uses One part silicone sealant with excellent adhesion to ceramics, glass, melamine laminates and sanitary plastics. S3 SANITARY SILICONE is also compatible with anodised aluminium and lacquered metals. Bond It S3 SANITARY SILICONE contains a biocide to prevent unsightly mould growth. Bond It S3 SANITARY SILICONE should be used for sealing around worktops, basins, sinks, bed basins to vanity units and also to seal shower trays and shower units. It has been specially designed to seal in damp and humid areas. It is ideal for use on: glass; ceramics; .