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Guide To Pool Heating
Page 28 of 51
March 1, 1988 Data: Illustration 14
Electric
Propane
Fuel Oil
Nat GasHeat Pump PCS1
0.00
1.00
2.00
3.00
Florida Minnesota
Cost Per Therm
Type of Heater
$
One Therm = 100,000 Btus
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