Features 1、Durable PVDF has excellent resistance to chemical, corrosion, oxidation, and solvent, and its thermal stability ensures stable working under 298℉. 2、Allows for strong, uniform and thorough water and gas mixing with fine bubble, high efficiency and low energy consumption, simple and practical. 3、Can be used in ozone generator, sewage treatment, agricultural fertilizer irrigation, swimming pool, dosing device, aquaculture aeration and so on. 4、Under 2 to 5kg/cm² input pressure and 0 to 1kg/cm² output pressure, the water output is 1 to 3metre³/h, and the working depth is 0 to 2.5 metres. 5、Comes with a compact size and a light weight, the installation is very convenient, and you can directly replace old or bad parts. Specification Item Type: Venturi Tube Commodity Material: PVDF (polyvinylidene fluoride) Outer Diameter of Inlet and Outlet: 3/4in Outer Diameter of Air Inlet: 1/4in Input Pressure: 2-5kg/cm² Output Pressure: 0-1kg/cm² Water Output: 1-3metre³/h Working Depth: Approx. 0 ~ 2.5metre / 0 ~ 8.2ft Package List 1 x Venturi Tube