GE Silicone 2, 10.1 OZ, Gray, Silicone + Metal Sealant, 100% Silicone, 100% Waterproof & Weatherproof, For Exterior Projects With Metal Applications, Applies To Wet Or Dry Surfaces, Can Be Exposed To Rain In As Little As 30 Minutes & Cures In Approximately 24 Hours, Permanently Flexible & Will Not Shrink Or Crack When Subject To Ultraviolet Rays Or Freezing Temperatures, Adhere To Porous Materials Such As Brick & Mortar, Guaranteed For As Long As You Own Your Home.