On a different note, does anyone think this will work?
http://www.amazon.com/dp/B002JPRNOU/ref=wl_it_dp_o_pC_S_ttl?_encoding=UTF8&colid=3E0NTZ0SP58DT&coliid=I1ESCZQQOK1QZU
It really depends on your needs for airation. All my tanks have filters and powerheads that cause alot of surface agitation. So i need very little airation from the air pumps. I mostly like the look of the bubbles.