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Weed420 · 07-20-2008, 10:20 PM

My cost here in Washington is .0596. According to this site:Grow Light Operating Cost - Greentrees Hydroponics
My electric bill for a 1000w hps on 12/12 is about $24.

07-20-2008, 10:20 PM	#14
Weed420 Free Thinker Join Date: Jul 2008 Posts: 262	Re: Kilowatt hour cost My cost here in Washington is .0596. According to this site:Grow Light Operating Cost - Greentrees Hydroponics My electric bill for a 1000w hps on 12/12 is about $24.