Quote:
Originally Posted by gobytron
Par38 bulbs like this have been around for a while.
I run my 12 gallon off of one of these bulbs.
There is a ton of info out there as to their effectiveness at different depths.
If your tank is 18" or shallower, these bulbs should do the trick.
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My tank is a 45g, 36Lx 16Dx24H. Could I do 2 or 3 of those to save some money on a decent LED system?
Thanks.