About This Model:1 inch Universal Fit:Pvdf venturi injector Compatible with ozone generator, sewage treatment, agriculture fertilizer irrigation, swimming pool, Dosing device, aquaculture aeration. Pvdf Material Performance:Durable pvdf material has excellent of anti-chemical,corrosion, anti-oxidation, anti-solvent characteristics as fluoride plastic, Pvdf thermostability could be reached 298°F Extra Part:Check valve included in injection port. Functional performance:The unique mixed air chamber design and the strong mixed injection of water and air make the mixing well-distributed, complete, and make the bubbles exquisite, mixed with high efficiency, low energy consumption and long service life. Overview Material : Plastic Brand : TRKIMAL Exterior Finish : Plastic Inlet Connection Size : 2 Inches Inlet Connection Type : Solvent Number of Ports : 3 Valve Type : check valve Manufacturer : Kymlaa UPC : 743829247477