Best 10k HQI MH Bulb?

jhsu703

New member
Which 10k HQI Bulbs has the highest PAR for growth? I want my coral to spread like wild fires hahah thanks
 

jhsu703

New member
i have the current outer orbit USA ballast...im confuse what blubs i can and cant put in that fixture.....this whole ballast thing is new to me....ballast MIMH250S-CWA...if that means anything to you guys?
 
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