GE Sealants Adhesives M90015 Supreme Silicone Window Door Sealant 101oz White

From the #1 Silicone Brand, Supreme Silicone Window & Door sealant is a premium, 100% silicone and 100% waterproof sealant that provides a reliable seal in weather-prone areas like windows, doors, basements, roofs, sidewalks, siding, tuckpointing and attics. This sealant offers 40% more flexibility than Class 25 sealants and 7X stronger adhesion than Silicone 1* sealant. And, it offers 50% joint movement capability without cracking, shrinking, breaking down or washing away. This sealant has lifetime mold-free product protection that resists stain-causing mold and mildew growth. Backed by a lifetime guarantee.