R ReefJunkieOK New member Apr 8, 2007 #1 If you had a 20 gallon long reef tank and were dead set on halides. Would you use 2-70 watt, 2 - 150 watt, or 2-175 watt 14k bulbs?
If you had a 20 gallon long reef tank and were dead set on halides. Would you use 2-70 watt, 2 - 150 watt, or 2-175 watt 14k bulbs?
