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Best combo for t-5s

What the best combination to use for a 4 bulb 48" 54w fixture . Just tring to get idea of what works best for coral growth I have lps but looking to get a maxima clam
 

mnat

Officer Emeritus
Staff member
Moderator
Ati bulbs put out the most par. Blue plus and coral plus seem to be the most popular. With only four bulbs you will probably want a combo of those.
 

mnat

Officer Emeritus
Staff member
Moderator
4 bulb over a 75g might be stretching for a clam, you might have to put it up higher. I would probably go 2x blue plus and 2x coral plus but that is just me.
 
For a maxima you will want it up higher I agree. I always liked Giessman Actinic, 2 blue plus, and a UVL Aquasun. With 8 bulbs I had slighly different.
 
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