Flat round airstones - one of the highest output airstones available on the market.
Ideal for use with higher output air pumps such as the V20 Professional Air Pumps, the Professional High Output Air Pumps and the ACO range of air pumps. These air stones create loads of small bubbles and offer extremely effective aeration for your plants grown in DWC systems.
Available in 4" and 6" versions.
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