Vina-SanwaA World of Safety, Trust & Quality Vina-Sanwa Company Liability Limited is 100% invested by Sanwa Holdings Corporation - Japan. Vina-sanwa Liability Limited specialized in manufacturing and distribution Fire rated steel door, Light steel door, Wooden grain steel door, Fire rated roll-up shutter, Shutter door, Quick saver, Typoon Shutter and related products... Fire-rated door line Fire Insulation Steel Door A1, B1 & G1 Slat Fire Rated Shutter Steel door line Wooden Grain Steel Door Technical steel Door Soundproof steel door Air-tight, waterproof steel door Sliding door line Semi-auto sliding door Auto sliding door Hanger sliding door Glass, steel, inox door line Stainless Steel Door Steel partition Glass & Stainless Steel Partition Glass partition with steel frame Shutter line Security Shutter & Typhoon-proof shutter Grill Shutter (PS-16) Import door Quick Saver S13 & S14 Quick Saver GR-S Over slider shutter Fire-resistant and smoke-proof curtain Sansilica II. Elegano Shutter Water & Flood Insulation Products Window Shutter Sun Vision transparent shutter Products / Steel door line Air-tight, waterproof steel door Products consultant 024.3772.8301 / 028.6291.1305 Contact to order product Material: - High class galvanized steel originated from Japan.- All hardwares follow Japanese's standard. Application: Outside door to prevent strong wind and rain Closed room, prevent losing air pressure Installed at rooms with pressure gap Hospital Hotel Airport Factory Flooded area Advantage: Apply modern technology from JapanTested and certificated wind pressure, waterproof, air-tight JIS A1515, A1516, A4702Air-tight rank A-4 (JIS 1516, JIS4072)Waterproof rank W-5 (JIS1517, JIS 4072)Resistance against wind pressure rank S-6 and 7 (JISA 1515, Jis 4072)S Tight: can withstand up to 1 meter in water heightW Tight: can withstand up to 3 meter in water height. Color: Hardware: Curtain samples: