The Silicone Sealant Remover by UniBond is the fast and effective way of removing old silicone sealants from ceramic tiles, most plastics, glass, painted surfaces, baths, toilets, sinks and basins. The Silicone Sealant Remover is a thick gel which breaks down cured silicone sealant for an easy removal.Mechanically remove as much of the old sealant as possible. Ensure that the remaining sealant is clean and dry. Apply Silicone Sealant Remover Gel ensuring that all sealant is covered with the remover. Clean all spillages immediately. Leave for at least 3 hours, and then gently remove swollen sealant with a plastic scraper. Wipe the area clean with a dry cloth, ensuring all residues are removed. Clean surfaces with methylated spirit before applying fresh sealant.