Superfish Hi- Oxy KoiAir Stone is a long lasting highly durable air stone. This air stone produces very fine air bubbles and is specially treated at very high temperatures.
Ideal for the aeration of your large Koi pond, the Superfish Koi Air Stone is a hi-oxygen long lasting air stone specially treated at very high temperatures and producing very fine air bubbles.
Grey Hi-Oxygen air stone made out of Carborundum are specially treated at very high temperatures.
Highly durable air stone
Produces very fine air bubbles
Dimensions: 22cm x 4cm