Wessbond Bathroom & Kitchen Silicone Sealant (Mildew Resistant – Anti-Fungal) is designed for sealing joints in wet and damp areas where resistance to the growth of fungal and mould is important. It can be used in bathrooms, kitchens, laundries and other wet area to seal and waterproof around sinks, bathtubs, basins, ceramic tiles and plumbing fixtures.