This UniBond Silicone-based Black Sealant, 280ml, is designed for creating strong, waterproof seals in a variety of installations. Ideal for use around windows, doors, and bathrooms, it provides long-lasting, flexible protection against moisture and drafts. Its black finish makes it suitable for both visible and discreet sealing needs. The 280ml tube ensures ample coverage for multiple jobs. UniBond Multi-Purpose Indoor Sealant, Waterproof Sealant and Joint Filler, Mould-Resistant, Waterproof and Multi-Purpose Silicone Sealant, for... UniBond Indoor Multi Purpose Cartridge 274g Black Waterproof Mould resistant - contains a fungicide Durable - 15 year guarantee Adheres to most common household surfaces Colour: Black Coverage: Approx. 11m