Soudal Multi-Purpose Silicone is a high-quality acetic-cure, elastic one-component joint sealant based on silicones. This acetoxy silicone sealant cures to form a flexible, durable weather tight seal on many common building surfaces and it contains a fungicide that resists mould growth.Suitable for interior and exterior use including general construction, masonry, woodworking & roofing, flooring, baths, showers & sinks, kitchen fittings, ceramic tiles, plumbing, HVAC ducting, shop windows & signs and electrical conduit work.