9900 Silicon Waterproof Sealant, Permanent Solution for Roof & Wall Cracks, Outdoor Waterproof Silicone Caulk Heat Resistant, Water Proof Exterior Sealants Tear and Stretch Resistance

• High Flexibility & Tear Resistance: Built to withstand stretching, pulling, and extreme temperature fluctuations. Whether under scorching heat or freezing cold, it remains elastic and crack-free for reliable long-term performance.
• Smooth & Easy Application: Specially designed for effortless use, the sealant extrudes finely and evenly, creating a smooth, bubble-free finish. No rough edges or air holes, ensuring a professional-quality seal every time.
• Waterproof & Heat-Resistant Protection: Formulated to resist water, UV rays, and high temperatures, this silicone sealant is perfect for both indoor and outdoor use. It delivers a permanent waterproof barrier against leaks, cracks, and weather damage.
• Available in 4 Colors: Choose from White, Black, Gray, or Clear to seamlessly match different materials and finishes. Perfect for blendings into walls, tiles, stone, or metal surfaces without compromising appearance.
• Wide Range of Applications: Ideal for curtain walls, skylights, aluminum panel structures, sunroom frames, tile sealing, and various metal joints. A versatile solution for home repairs, construction projects, and professional use.

Specification Product Name: 9900 Weatherproof Sealant Weight: Black/White/Gray: 750g, Transparent: 500g Colors: Black, White, Transparent, Gray Shelf Life: Stored below 27°C in a cool, dry environment for 12 months. Package include: 1/2pcs × Silicon Waterproof Sealant