Which Metal Halide?

jpribelin

Member
Im looking into buying 2 metal halides for my 75 gallon tank. What wattage bulbs/ballest should I get? 175 watt or 250 watt? I already have 2 vho's to use for the actinics. I'm wanting to keep maxima and corcea clams.
 

wamp

Active Member
The 250s would be your best bet. 175 would work well but with a 250 you'll have no worries about the corals you want to keep.
 
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