Ducting Hose, Hose Inside Dia. 8 in, Hose Length 25 ft, Hose Tube Material Polyurethane, Hose Reinforcement Type Helix, Hose Reinforcement Material Steel Wire, Hose Color Clear, Vacuum Rating 4 Hg, Max. Working Pressure @ 70 F 7 psi, Temp. Range -65 Degrees to 225 Degrees F, Bend Radius 6.5 in