One way check valves are used in your air tube in between the air pump and the air stone, They prevent water from siphoning to your air pump.
Therfeore check valves are the best insurance for your air pump!
How do I use the check valve?
- Cut 10cm of 4mm air tube.
- Connect the air tube to your air pump.
- Connect the Check valve at end of the 10cm air tube.
- Connect the other side of the check valve to the rest of the air tube.
- Connect your air stone to the end of the air tube.
You can add the check valve in any location on the air tube that will suit your needs.
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What is the eligibility for Free Shipping?
As long as your delivery address is in our free shipping zone, and your order is above the minimum value for free shipping, your shipping will be free. For full details see our shipping information here.
Free Click & Collect - pick up at 4 Billabong Street, Stafford, QLD 4053. No other shipping options? Check your country and postcode are selected. If they are, you have an item in your cart that cannot be shipped to your address.