Aug 9, 2006 #21 OP OP Jchillin Aquarium Advice Addict Joined Nov 4, 2004 Messages 14,950 Location New York, NY (The Big Apple) I don't think you can get 2wpg of NO over a 75. The largest NO bulbs are 40w.
Aug 10, 2006 #22 G gfink Aquarium Advice Freak Joined Oct 15, 2004 Messages 398 Location Connecticut Your 1.5 wpg CF is pretty close to the traditional 2 WPG NO since CF has higher output. That is what I meant.
Your 1.5 wpg CF is pretty close to the traditional 2 WPG NO since CF has higher output. That is what I meant.