Industrial Ducting Hose, Hose Inside Dia. 3 in, Hose Length 25 ft, Hose Tube Material Polyethylene, Hose Reinforcement Type Helix, Hose Reinforcement Material Not Reinforced, Hose Color Opaque, Vacuum Rating 18.00 in Hg, Max. Working Pressure @ 70 F 18 psi, Temp. Range -30 Degrees to 130 Degrees F, Bend Radius 6.7 in