This quick drying waterproof sealant features ultraviolets resistant, heatproof formulation that extrudes smoothly without bubble or rough edges, creating permanent sealed seals for surfaces including stone, metal, and tiles 9900 Structural Silicone Adhesive delivers excellent weather proof with high flexibility and tear resistance, maintaining elasticity from 40°C to 150°C while cracks in extreme temperature fluctuations Ideal for construction professional, craft enthusiasts, and renovation contractors requiring efficient adhesion solution for structural joints and weather exposed installations Perfectly seals curtain wall, skylights frames, aluminum panel structures, sunrooms assemblies, and bathroom tiles gaps while blending seamlessly with surfaces through black/white/clear/gray color option Engineered for heavy duty applications, its 12 month shelf stable formulas withstands water immersions and thermal expansion cycles, ensuring sturdy protections for both interior renovations and exterior construction projects, Manufacturer: Oxxggkao