50mm Blue Ceramic Airstone Ball Hi Oxygen Air Stone For Koi Pond Aquarium Tank

Oxygen is essential for promoting pond life. These air stones are also ideal for promoting the action of aerobic bacteria in the filter zone of your pond.

These beneficial bacteria ensure the breakdown of waste products in the water. By administering oxygen, these bacteria are in an ideal environment, so that the pond water is filtered even better.

The use of an oxygen stone is essential to keep your fish in top condition.

These high quality long life hi-oxygen air stones are made from a refined ceramic compound.

They produce very fine aeration and can be used in conjunction with any good air pump in a pond or aquarium use.

: Provides maximum aeration to your pond. The stream of air bubbles provided by the air stone help break up the surface of the pond to allow further oxygen exchange.

: Air stones should be replaced on a regular basis to ensure best performance.

: Air stones require a pump and tube to get the air to them, available separately.

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Produces fine bubbles.

Large surface area for increased aeration.

Long lasting ceramic.

50mm .

Advisable to replace air stones every year to ensure best performance.

Use with either 4mm or 9mm airline.