9900 Sealant Waterproof, Silicon Waterproof Sealant, Permanent Solution for Roof & Wall Cracks, Outdoor Water Proof Exterior Sealants Heat Resistant, Tear and Stretch Resistance (1Pc,Grey)

Discover a permanent solution for all your exterior waterproofing needs with 9900 Sealant Waterproof! This high-performance silicone sealant offers superior protection against water, weather, and temperature changes. Perfect for roofs, walls, and outdoor cracks, it ensures long-lasting durability and reliability. Whether under scorching sun or freezing rain, this sealant maintains a strong, waterproof barrier year after year. Product Name: 9900 Sealant Waterproof Weight: Black/White: 750g, Transparent: 500g Colors: Black, White, Transparent Shelf Life: Stored below 27°C in a cool, dry environment for 12 months. Density: 1.5 (g/cm3) Tensile strength: 1.45 (MPa) Elongation rate: 186 (%) Shear strength: 38 (MPa) Curing conditions: Room Temperature Curing Curing time: 2-3 days Water resistance: Professional Grade Waterproofing Scope of application: Adhesive bonding, sealing, edging, and joint filling  Package include: 1/2/3Pcs × 9900 Silicon Waterproof Sealant  Warm Tips: 1. Note: Due to manual measurement, there may be slight size deviations. Please understand. 2. Please note: Due to different monitor models and lighting effects, the actual color of the product may vary slightly from the image. 3. Due to long-distance transportation, the product may have defects. If you have any questions about our products, please contact us immediately and we will do our best to resolve the issue!

• Waterproof & Heat-Resistant Protection: Engineered for extreme conditions, our sealant is both heat resistant and flexible. It resists tearing and stretching, even under movement or temperature shifts.
• High Flexibility & Tear Resistance: With professional-grade tensile strength (1.45 MPa) and exceptional elongation (186%), this product withstands structural movements without cracking. Its strong shear strength (38 MPa) ensures excellent adhesion on various surfaces, making it ideal for sealing joints, edges, and cracks.
• 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
• Available in 3 Colors: Available in black, white, and transparent finishes, it blends seamlessly with any surface. Use it for roofing, gutter sealing, window framing, and more! Easy to use and quick to cure, 9900 Sealant cures at room temperature within 2–3 days.
• Wide Range of Applications: Ideal for curtain walls, skylights, aluminum panel structures, sunroom frames, stone bonding, tile sealing, and various metal joints. A versatile solution for home repairs, construction projects, and professional use