Thread: MH Qs and cost??
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Old 12-10-2008, 12:31 AM
spreerider spreerider is offline
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800W / 1000 X (12 X 30) X .07 = 20.17 per month, if your lights are on 12 hrs a day and you pay $.07 per kwh

800W / 1000 X 10 X 30 X .07 = 16.8 per month
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