Aqua One Air stone Ball 2.5cmAqua One airstones are long lasting and provide excellent aeration in cold water, tropical or marine set ups. You can position them anywhere in your aquarium and even bury them in the substrate or under an ornament. A stream of fresh, silvery bubbles enhances any set up.Long lasting and robustSafe in any aquariumUse with the air pump of your choiceReplace once the air flow decreases and the air stone blocksGenuine Aqua One spare part
