Plastic White Aquarium Anti Explosion CO2 Check Valve Fish Carbon Dioxide Non Return System

Low resistance design, suitable for motor and CO2 system. Appearance beautiful, combined design, can be removed and washed. It has the function of pipe lock to prevent the explosion of the pipe. Condition: 100% Brand New Item Type: Aquarium Check Valve Material: Plastic Color: White Quantity: 1PCS Weight: Approx. 13g Length: Approx. 4.6cmCelsius1.81inch