This non-return check valve helps to control the flow of air into your pond or aquarium.
This check valve protects your pump from damage caused by back-siphoning as a result of accidental power loss. It also prevents water from siphoning through the airline. It has low resistance which means it will not affect the air flow of your air pump and can be easily installed anywhere along the airline.
Fits 4mm airline
Here we have outlined some key maintenance tips for your pond in January.
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