Lighting Choice - SPS

[AJ_77]

Originally Posted by StirCrazy

you have a 24" deep tank. in my humble opinion 400's are a waist of power and heat in this depth and you can get just as much if not more bang for your buck running 250 watt SE bulbs on tar HQI ballasts.

What if he had a 20" water depth and ran the bulbs 12" above, because he got a really good deal on the dual 400W setup? Still too much?

Or maybe too wasteful? Or just good planning for the inevitable upgrade to the 72x30x30... yeah, that's the ticket...