These work excellently are bubble counts up to 6 bubbles per second, and produce some of the finest bubbles we have seen. We use one on our 55G with great results at 4-5 bubbles per second.
These work excellently are bubble counts up to 6 bubbles per second, and produce some of the finest bubbles we have seen. We use one on our 55G with great results at 4-5 bubbles per second.