Industrial Ducting Hose Hose Inside Dia 4 in Hose Length 25 ft Hose Tube Material Polyethylene Hose Reinforcement Type Helix Hose Reinforcement Material Not Reinforced Hose Color Opaque Vacuum Rating 12.00 in Hg Max Working Pressure @ 70 F 12 psi Temp Range -30 Degrees to 130 Degrees F Bend Radius 8.3 in