The Planted Tank Forum - View Single Post - My light on 30gallon
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Old 04-23-2012, 09:51 PM   #3
terran2k
Algae Grower
 
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it's about 4-5 inches off the water surface b/c of the legs it has. I was running 7.5hrs, but today i dropped it to 6.5hrs because i noticed some algae growth as of the last week or two.
It can run on 1 bulb, so I am torn if 1 bulb would suffice.
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