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Specialists in Indoor and Organic Horticulture
Charles Austen - Ring Diffuser
is backordered and will ship as soon as it is back in stock.
Get extra oxygen in to your water with these ring diffusers, available in 4 sizes. This ring diffuser can be used to make a ring of highly oxygenated air bubbles. They can be used to aerate aquariums & nutrient tanks when attached to an air pump.