Aquaone Check Valves – Pack of 2


SKU: 6325436110326 Categories: ,

In stock (can be backordered)


A check valve (or non-return valve) should be used whenever an air pump is positioned beside or below a nutrient tank. It will prevent nutrient flowing back into the air pump when it is turned off.

Allows air to travel in one direction only
Stops water coming back down the air tube