HOME > General Shutters > Industrial Overhead Door     Materials Materials: Rust-Preventing Dual Coating on 0.5 mm Zinc Galvanized Color Steel Plate, Filed up with 50 mm Polyurethane, Embossing Color White (Colors can be custom ordered) Size w2000 to 12000mm Features Proofing, Wind-Proofing, Theft-Preventing, Heat-Insulating Effects Options Lighting Window, Safety Sensor, Pass Door, Wire Prevented from being cut