I have a 54W E27 fleabay bulb running over my 24"x24" frag tank. I have it about 20" over the water. The corals and BTAs are doing fine - lots of colour and growth for the corals in the centre 12"x12" section. GSP and shrooms are okay on the perimeter.
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120G Mixed Reef, 28G AIO zoa/pipefish tank
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