Jul 16, 2011 #1 xfactor6699 Aquarium Advice Addict Joined Mar 22, 2011 Messages 1,574 Location Ohio Is a rena xp3 over kill for a 40g
Jul 16, 2011 #2 HUKIT Aquarium Advice Addict Joined Dec 15, 2009 Messages 6,932 Location 42.2411°N/88.3161°W You can't overfilter a aquarium, if the fish can handle the current your fine using it.
Jul 16, 2011 #3 OP OP xfactor6699 Aquarium Advice Addict Joined Mar 22, 2011 Messages 1,574 Location Ohio What's the filter rated for