Gorilla 100% Silicone Sealant is great for kitchen, bath, window, doors, plumbing, gutters and more! Ready for water exposure in just 30 minutes, this sealant is mold & mildew resistant and won't yellow, shrink or crack over time! 100% Silicone Sealant* 30 Minute Water Ready Indoor/Outdoor - All Weather 100% Waterproof Won't Yellow, Shrink or Crack Mold & Mildew Resistant Clear Great for: Kitchen, Bath, Window, Door, Plumbing, Gutters, Auto, Marine and more! ** *as cured **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. Caulk & Sealants Home Improvement