Product Name: DF01-1 Waterproof Butyl Tape for Steel Structure (Double-sided Waterproof Sealing Butyl Tape) 1. Product Description: DF01-1 is a self-adhesive, non-curing, double-side waterproof sealing butyl tape. Excellent weather resistance, aging resistance, and waterproof. It has strong adhesion of steel, glass, concrete, PC board and other material surfaces, which has the functions of sealing, shock absorption and protection for them. 2. Features: (1) It could withstand certain deformations for it follows well with non-curing lifelong. (2) It has UV-resistance and can last up to 20 years. (3) It has good resistance to chemical corrosion, acid and alkali. 3. Application: (1) The overlap between color steel plates and lighting panels of metal roofing. (2) Sealing and waterproof of doors and windows, concrete roofs and ventilation pipes. (3) For installation of PC boards and polycarbonate panels. 4. Specification: 2mm*10mm* N mm and so on. Packing: Cartons. Color: Black, Gray, White. Cartons.