Ducting Hose, Hose Inside Dia. 12 in, Hose Length 25 ft, Hose Tube Material TPE, Hose Reinforcement Type Helix, Hose Reinforcement Material Steel Wire, Hose Color Black, Vacuum Rating 5 Hg, Max. Working Pressure @ 70 F 3.8 psi, Temp. Range -65 Degrees to 275 Degrees F, Bend Radius 12 in