Supply air to your water when connected to an Air Pump
- Kockney Koi High quality ceramic Air stones.
- Solid, reliable and heavily weighted.
- Essential component in any koi or fish pond.
- All Stones come with plastic end housings to protect the stone from abrasion.
- Can be placed in either the pond or filter to create a good environment for your fish and bacteria.
Weighted ceramic Air Stones produce a stream of air bubbles when connected to an air pump.