Spare Parts Home / Indoor Aquatics / Oase / Biorb Aquariums & Decor / Spare Parts / Biorb One Way / Non-Return Check Valve Biorb One Way / Non-Return Check Valve Biorb One Way / Non-Return Check Valve £4.99 RRP: £6.99 In the unlikely event of leakage a one way valve can be fitted to the air line. This should be fitted six inches from the air pump. You Will Earn 4 points with this purchase Add to your Wish List Description At least every 6 months a check should be made by disconnecting the air pump and lowering the air line below the water line. In the unlikely event of leakage a one way valve can be fitted to the air line. This should be fitted six inches from the air pump. If you wish to extend the length of the air line from your aquarium it is advisable to do so with a one way valve. Reviews Customer reviews No reviews left yet Write a review Most RecentTop Rated No reviews have been left for this product, be the first to leave a review Attributes Brand: Biorb Product Code: 822728000212 Weight: 0.04kg