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post #188 of (permalink) Old 09-25-2004, 04:03 PM
Algae Grower
Join Date: Aug 2004
Location: East Bay S.F.
Posts: 38
Again, Thanks for all the great info.!

So if I understand this correctly, My two 18" 15 watt bulbs running in series should give me approx. 60 watts over my 18 gal.? 3.3 watts per gallon.
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