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Central Air Condition
Older 3 ton-5,6 SEER, 750 hours during cool season - $304.00 per
season.
New 3 ton-14.0 SEER, 750 hours during cooling season - $122.00 per
season.
Light Sources
90 watt incandescent light bulb - 3 hours a day - $0.52 per month.
23 watt compact fluorescent bulb - 3 hours a day - $0.13 per month.
75 watt incandescent lamp - 3 hours a day - $0.38 per month.
20 watt compact fluorescent bulb - 3 hours a day - $0.11 per month.
Fluorescent Lighting - 2 lamp 4' fixture - $0.005 per hour.
Fluorescent Lighting - 2 lamp 4' fixture - 2 hours a day - $0.37
per month.
Portable Heaters
Portable electric heater, 1500 watts per hour - $0.10 per hour.
Portable electric heater, 1500 watts per hour - 2hrs/day - $5.73
per month.
Portable electric heater, 1000 watts per hour - 2hrs/day - $3.82
per month.
Portable electric heater, 1000 watts per hour - 12hrs/day - $22.93
per month.
Other
Furnace Fan, automatic cycle - $0.02 per hour.
Furnace Fan, 12 hours a day - $5.63 per month.
Celing Fan, no lights, medium speed - $0.12 per day.
Radio - 10 hours - $0.03 per day.
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