Gorilla Sealant is the all purpose, all surface sealant that is perfect for both indoor and outdoor projects. It repels & prevents the growth of mould and mildew and can be exposed to water in just 30 minutes after application!Our fast set formula will hold-up through the toughest of conditions – as its durable, waterproof, shrink & crack proof and has a lifetime guarantee. 30 MINUTE WATER READYINDOOR/OUTDOOR: All Weather 100% Silicone100% WATERPROOFWON’T YELLOW, SHRINK OR CRACKMOULD & MILDEW RESISTANTCLEARGREAT FOR: Kitchen, Bath, Window, Door, Plumbing, Gutters, Auto, Marine and more!** **Note: Do not use on wet, damp, frozen or contaminated surfaces. Not paintable. Not for use in underwater applications, aquariums, on brick, masonry, cementitious materials or on metals sensitive to corrosion including brass & galvanized metals. For general auto/marine applications – not for under hood or direct gasoline exposure.