
Reinforced Waterproof Rubber Tape Sealing Membrane Aluminum Butyl Tape for Windows Doors. Excellent Waterproof Performance: Made from premium butyl rubber, providing long-lasting waterproof and airtight sealing for roofing, gutters, windows, and metal joints. Strong Adhesion on Multiple Surfaces: Bonds firmly to metal, concrete, wood, glass, PVC, PE, and other construction materials without additional adhesives. Outstanding Weather Resistance: Resists UV exposure, rain, moisture, and temperature fluctuations, ensuring reliable performance in outdoor environments. Permanent Flexibility: Remains soft and flexible after installation, accommodating thermal expansion and structural movement without cracking. Easy Installation & No Special Tools Required: Simply peel, apply, and press firmly. Suitable for quick repairs and large-scale construction projects. Customizable Specifications: Available in various widths, thicknesses, colors, and backing materials according to project requirements.