AZOO Airline Check Valve – Requires lower pressure to open than CO2 valves – Made of ABS plastic – Suitable for normal air or CO2 application – One-way valve, preventing backflow – Standard 1/4″ barbed fittings AZOO’s airline check valve is made of ABS plastic. It has a lower valve release suitable for normal air or CO2 application. The check valve is a one-way valve allowing liquid or gas to flow through it in only one direction. The purpose is to prevent backflow of liquid or gas, which can damage the pump or other equipment.
