GE Supreme Silicone Window & Door Sealant, White, 10.1oz. From the #1 Silicone Brand, Supreme Silicone Window & Door sealant�is�a�premium, 100%�silicone�and�100% waterproof�sealant that can provide a reliable seal in weather-prone areas such as 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 to resist stain-causing mold and mildew growth. Backed by a lifetime guarantee.
- 100% waterproof & weatherproof; 30-minute water-ready
- Mold resistant with lifetime mold-free product protection
- Excellent adhesion & flexibility with 50% joint movement
- 100% silicone
- Meets ASTM C-920, Class 51
- 100% more flexibility than Class 25 sealants
- 7X stronger adhesion
- Won't blemish most high-end metal finishes such as chrome, bronze & nickel
- Non-paintable
- Adheres to: most metals & woods, aluminum, composites, brick, stone, stucco, masonry, cement board, glass, ceramic & porcelain tile, drywall, plaster, vinyl siding, PVC, fiberglass & painted surfaces
