| Tough, white 100% silicone sealant. Gorilla sealant is great for kitchen, bath, window, doors, auto, marine Plumbing, gutters and more! Ready for water exposure in just 30 minutes, this waterproof sealant is mold & mildew resistant. The clear silicone sealant and wont yellow, shrink or crack over time! Directions: all surfaces should be clean and free of dirt, grease, oil and old sealant. Best if used above 40F. Cut tip to desired bead size. Apply sealant with a caulking gun. Smooth bead immediately after application, before a skin forms. Store in cool, dry location. Clean-up: wipe wet sealant off project immediately with a dry cloth. Isopropyl alcohol may be used according to solvent manufacturers … | |