Product reference sheet

From the #1 Silicone Brand, GE Supreme Silicone Window and 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 100% more flexibility than Class 25 sealants and 7X stronger adhesion than GE 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. Adheres to: most metals and woods, aluminum, composites, brick, stone, stucco, masonry, cement board, glass, ceramic and porcelain tile, drywall, plaster, vinyl siding, PVC, fiberglass and painted surfaces.



100% Waterproof and weatherproof; 30-minute water-ready


Mold resistant with lifetime mold-free product protection


Excellent adhesion and flexibility with 50% joint movement


Meets ASTM C-920, Class 50


100% silicone is permanently weatherproof


Caulk is permanently sun-proof, freeze proof and flexible


Typical uses include windows, doors, siding, trim, moulding, baseboards, vents, around wires/pipes and other attic/basement applications


Adheres to most wood, metal, vinyl siding, masonry, brick, concrete, drywall, plaster, glass and plastic


Looking for a permanently waterproof and paintable option? try GE Supreme Paintable silicone