4-pack, 1″ Cylinder Air Stones
Easy to use Air Stones. Simply attach to air pump using airline tubing and place in your desired location within your aquarium. May be buried under gravel.
Features:
- Increases surface agitation & oxygenation
- Helps release carbon dioxide build-up
- Fits standard airline tubing
- For use in all aquariums
- 4pcs/pack
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