Industrial Ducting Hose Hose Inside Dia 4 in Hose Length 50 ft Hose Tube Material Polyurethane Hose Reinforcement Type Helix Hose Reinforcement Material Carbon Steel Hose Color Clear Vacuum Rating 20.00 in Hg Max Working Pressure @ 70 F 10 psi Temp Range -20 Degrees to 200 Degrees F Bend Radius 4.5 in