Flexible hose Common Applications: Widely used in these working environment such as mining, airport tunnel, basement, waste gas exhaust out Air conditioning and ventilation of fumes light duty dust extraction and air movement As a flexible connection between grilles, diffusers, fans other air movement units Constructions : Hose materials: High density polyester weave coated PVC on both side Helix: Reinforced steel wire Features: Flame retardant Highly flexible Polyester fabric coated with PVC is leakage resistance Steel wire spiral is abrasion resistant with rubber cover Various colors are available Temperature range –20℃ to ＋80℃ Minus 20 degrees Celsius to plus 80 degrees Standard length: 10 meters