S stunt 101 1 fish, 2 fish, red fish, blue fish Feb 18, 2004 203 0 0 36 Northern VA Visit site May 14, 2004 #1 is it nessecary?
J JSchmidt Cowbell! I need more cowbell! Jun 27, 1999 2,275 0 0 IL, USA www.wiu.edu May 14, 2004 #2 A powerhead isn't necessary unless you have dead spots that get no circulation, or unless you have insufficient disruption of the water surface, limiting gas exchange. Generally, a powerhead isn't necessary if you have sufficient filtration. Jim
A powerhead isn't necessary unless you have dead spots that get no circulation, or unless you have insufficient disruption of the water surface, limiting gas exchange. Generally, a powerhead isn't necessary if you have sufficient filtration. Jim