1) Application: Fire sprinkler hose used in suspended commercial ceiling for fire protection 2) Hose material: SUS304 or 316L 1.Features and benefits:Quickly and easily installation, high pressure, best corrosion resistant duct materialKeep durability and reliability of jointsEfficient choice2.Accessories: clamps, bolts, dowels, spray nozzle, fittings3.Packing: carton Flexible Sprinkler Hose