Industrial Duct Hose, Hose Inside Dia. 1 in, Hose Length 12 ft, Hose Tube Material Neoprene Coated Fiberglass, Hose Reinforcement Type Helix, Hose Reinforcement Material Steel Wire, Hose Color Black, Vacuum Rating 29 Hg, Max. Working Pressure @ 70 F 30 psi, Temp. Range -40 Degrees to 300 Degrees F, Standards UL94V-O, Bend Radius 1 in