Package list: 1 x flexible drain hose. Diameter: 150mm; Max length: 2m. Double-layer aluminum exhaust pipe with steel spiral. Temperature range: -30C to 150C. Suitable for Air Conditioner, Hood, Clothes Dryer, Air Extractor Product Description Flexible Aluminum PVC Vent Hose Suitable for high pressure, medium pressure, low pressure air conditioning systems and ventilation systems, kitchen exhaust systems, dryers, tents and others. For cultivation tents and greenhouses - Effectively regulate indoor air temperature, humidity and CO2 concentration to provide a good environment for plant growth As exhaust pipe and exhaust pipe dryer exhaust - A good exhaust provides a more comfortable environment for your life. For home HVAC ventilation systems - used in heating, ventilation and air conditioning to supply and remove the air, whether you want to cool a car, a house.