Sera Non-Return Valve For Air and Co2 High Quality Precision One Way Valve For Aquarium’s and Pond’s
The Sera Non-Return Valve prevents a backflow of aquarium/pond water to air hoses and therefore protect valuable CO2 technology and membrane pump’s. Unlike other one way valves that seem to fail when needed these are constructed from high quality materials from a brand who has years of quality products behind them. These valves can be used for 4-6mm airline/tube.
Sera Non-Return Valve Pack Includes
The pack includes two non-return valves. They are easy to dissemble and clean if needed. When setting up you can use the locking nuts to secure your air line for safety and peace of mind.