Flexible Duct PVC Ducts Hosing 12" 18" 24" Air Ventilator With Hose Clamp, Long 16.5 Foot 33 Foot Ventilation Air Hose Easy To Stretch Spiral Steel Wire Outer Ring For Blower Fan Ventilator ( Size :

Widely used: It can be used for welding work, decorations construction, air supply for confined space, pet house exhaust and heating. Suitable for warehouses, factories, farms, basements, sewers, ship cabins, airports, construction and other working environments. SpecificationName. Ventilation Duct HoseColor: orange yellowMaterial: industrial grade PVC+mesh+thick steel wireWithstand air temperature: -20 ℃ to 100℃Size: duct diameter200mm / 8 inch250mm / 10 inch300mm / 12 inch350mm / 14 inch400mm / 16inch450mm / 18inch500mm / 20 inch600mm / 24 inchFlare diameter: 80mm larger than the diameter of the tube (3.15 inches)280mm / 11 inch330mm / 13inch380mm / 15 inch430mm / 17 inch480mm / 19 inch530mm / 21 inch580mm / 23 inch />680mm / 27 inchLength: 5m / 16.5ft, 10m/33ftPVC thickness: 0.35mmNumber of D-rings.5m / 16.5ft × 4 pieces 10m / 33ft × 6 piecesPackage contains. PVC flexible duct × 1, stainless steel hose clamp × 2

• [Hose structure]: Pipe is made of PVC, built-in mesh sandwich, external spring steel wire spiral structure, covered with black tape on the wire to ensure a long service life
• 【Features】: PVC flexible duct is easy to fold, strong sealing, no air leakage, waterproof, resistance, flexible expansion and contraction, weather resistance, a variety of size options, both sides of the opening can be interconnected.
• 【Easy to adjust】: The pipe hose is equipped with D-ring, which is convenient for you to hang and fix when using. Equipped with 2 adjustable hose clamps for fixing the connection easily and quickly
• 【Flexible pipe】：Lightweight size is easy to carry and store, free to stretch/turn, suitable for various work sites.
• 【Easy to use】: One side of the duct is designed with a flared opening, which is 80mm (3.15 inches) larger than the diameter of the duct, making it easy to install on ventilation equipment such as blowers, dryers, grain washers, , etc.