【Package Contents】This air hose has an inner diameter of about 150mm and can be extended up to 5 metres, the package includes 1 flexible duct and 2 stainless steel clamps, which can easily meet the needs of daily use. 【High Quality Material】The aluminium foil PVC ducting is made of 2 layers of aluminium foil and 1 layer of PVC and steel wire spiral structure, which is highly flexible, friction-resistant and acid-resistant. 【Easy Installation】This flexible air ducting can be expanded and bent at will, and can be freely contracted and bent to adapt to different installation angles, with a maximum length of 5 metres, which can also be cut to the desired length according to your needs. 【Safe to use】This ventilation ducting kit is lined with double-layer aluminium foil flame-retardant material, which is resistant to high temperature and fire. Double safe and secure to use. 【Multifunctional Application】This vent hose pipe is suitable for kitchen/bathroom exhaust fans, HVAC systems, hydroponic systems. Effectively promote air circulation and ventilation, creating a good environment for you., Weight: 0.881849048 Pounds, Manufacturer: MHYMX