Flexible Hose Industries offers Semi-rigid Ducts for Exhaust and Blowing Application. Flexible Hose Industries also manufactures Polyurethane Hoses, Polyvinyl Chloride Hose, Silicone Hose and Neoprene Hoses. The Semi-rigid Ducts for Exhaust and Blowing Application are manufactured from Non-Porous, Water-proof, Reinforced material made from Nylon Polyester Fabric Coated with PVC on both sides. The Semi-rigid Ducts for Exhaust and Blowing Application has high tensile and tear strength. The Semi-rigid Ducts For Exhaust and Blowing Application is provided with 150/75/50mm pitch Spiral Spring Steel Wire reinforcement held in position with the help of welded PVC Extruded Section on the outer periphery of the ducting.