Solar Space Heating and Cooling Just as solar energy can heat the water for a building, it can also heat and cool the air. Space…
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Operating and Maintaining Your Heat Pump Proper operation of your heat pump will save energy. Do not set back the heat pump's thermostat if it…
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Absorption Heat Pumps Absorption heat pumps are essentially air-source heat pumps driven not by electricity, but by a heat source such as natural gas, propane,…
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Selecting and Installing a Geothermal Heat Pump System When selecting and installing a geothermal heat pump, consider the heating and cooling efficiency, the economics of…
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Types of Geothermal Heat Pumps There are four basic types of ground loop systems. Three of these -- horizontal, vertical, and pond/lake -- are closed-loop…
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Geothermal Heat Pumps Geothermal heat pumps (GHPs), sometimes referred to as GeoExchange, earth-coupled, ground-source, or water-source heat pumps, have been in use since the late…
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Air-Source Heat Pumps Electric air-source heat pumps, often used in moderate climates, use the difference between outdoor air temperatures and indoor air temperatures to cool…
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Heat Pump Replacement Tips A heat pump can save as much as 30% to 40% of the electricity you use for heating. Why Buy an…
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Advanced Features to Look for in a Heat Pump A number of relatively new innovations are improving the performance of heat pumps. Unlike standard compressors…
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How heat pumps achieve energy savings and CO2 emissions reduction Heat pumps and energy saving This section gives a brief introduction to heat pumps. Based on…
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