Compare fuels New Hampshire Climate Audit - Heating Cost Calculator

New Hampshire Climate Audit - Heating Cost Calculator

This is a very nice tool for comparing heat sources fuels. The results are impressive.

Enthalpy of vaporization - Wikipedia, the free encyclopedia

Here is the geek talk that explains how refrigerators and heat pumps work.

Enthalpy of vaporization - Wikipedia, the free encyclopedia

Heating and Cooling with a Heat Pump

I'm pretty sure that heat pumps are an underutilized tool for getting a handle on our energy needs...

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Heating and Cooling with a Heat Pump
Heating Energy Cost Comparison: Heat Pump and Electric Heating Systems
Factors Affecting Heating Cost Comparisons

As stated earlier, the relative savings you can expect from running a heat pump to provide heating in your home depend on a number of factors, including:

* The cost of electricity and other fuels in your area.
* Where your home is located – severity of winter climate.
* The type and the efficiency of the heat pump you are considering – whether closer to the least energy-efficient or most energy-efficient HSPF or COP shown in Figures"