4" Flat Airstone
- 4" Flat airstone.
- A high quality airstone that creates fine air bubble that easily diffuse into the water helping fish and friendly bacteria to thrive.
- The picture shows a 4" and 8" Flat airstone.
- The airstone takes 4mm airline.
- A High quality airstone that lasts a long time.
- The fine make up of the flat disc airstone allows it to create fine air bubbles which diffuse into the water more easily than large air bubbles.
- This helps beneficial bacteria to thrive to help with water quality.
- Please Note:- Needs an Air pump to run it. Not included. Also recommended are non-return/anti syphon valve to be insert into the airline near the air pump to stop water syphoning back to the pump.
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