Flexible Ducting Hose Aluminum Compressed Pipe Air Fresh System Ventilation Tube For Inline Duct Fan Exhaust Extractor Household ,Easy to Use

1. PVC hose is made of high-strength flame-retardant PVC film wrapped with high elastic spiral steel wire, 2. It has high strength, can resist acid and alkali waste gas, the air duct is soft, and the elasticity is strong. 3. Suitable for all kinds of machine dust suction, exhaust emission and various exhaust systems;Suitable for air conditioning, extractor hood, tumble dryer. 4.Materials: made of PVC, aluminum foil, durable and practical to use. Impact resistant, corrosion and flame retardants.