is it important... to have one in your tank. i have 3 circulation pumps in my 30 gallon tank. but they are fixed and provide a current in the same direction all the time....
what are others doig...
btw. i keep softies only. some shrooms, zoos and leathe and polyps.
thx
jay
what are others doig...
btw. i keep softies only. some shrooms, zoos and leathe and polyps.
thx
jay