From the #1 Silicone Brand, GE Supreme Silicone Kitchen and Bath sealant is a premium, 100% silicone and 100% waterproof sealant ideal for areas constantly exposed to moisture. This 30-minute water-ready formula has 100% more flexibility than Class 25 sealants and has 7X stronger adhesion than GE Silicone 1 sealant. It offers 50% joint movement capability for a shrink and crack-proof seal. This sealant also resists mold and mildew growth with lifetime mold-free product protection. Backed by a lifetime guarantee. Adheres to: most metals, plastics and woods, glass, drywall, plaster, granite, cultured marble, ceramic and porcelain tile, natural stone, cement board, composites, Formica, fiberglass, aluminum and painted surfaces.
- 100% waterproof seal and 30-minute water-ready 
- Lifetime mold-free product protection 
- Excellent adhesion; will not blemish most high-end metal finishes 
- Meets ASTM C-920, Class 50 able to hold up during 50% joint movement 
- 100% more flexibility than Class 25 sealants and has 7X stronger adhesion than GE Silicone 1 sealant 
- 24-hour fast cure for quicker protection