P pledosophy Active member Sep 11, 2013 #1 I have an 8 bulb T5 fixture from ATO. It is over a 90g tank. How high should I aim to suspend the light over the tank? Thanks.
I have an 8 bulb T5 fixture from ATO. It is over a 90g tank. How high should I aim to suspend the light over the tank? Thanks.