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www.reference.com/article/heat-pump-useful-cold-climate-fa0a1efd71672b59

The efficiency of a heat pump is decreased in colder climates. If it is more than moderately cold outside, supplemental and traditional heating systems may be needed to heat the structure in question efficiently.

www.reference.com/article/heat-pump-a57b8a7c5ae0eac9

A heat pump is a mechanical compression cycle refrigeration system that is used to either heat or cool an area. Heat pumps work by transferring heat from one body, such as the ground, air or water, to another body. This can also be reversed to cool an area.

www.reference.com/article/heat-pump-used-4bee1fb64b0e6ab0

Heat pumps alter the temperature of the air for indoor environments. A reversible heat pump can provide either warm or cold air to an environment. Heat pumps have a shorter amortization time scale than traditional air conditioning systems, making them a more economical ...

www.reference.com/article/heat-pump-way-heat-home-77172f8d72bb74a4

A heat pump may be the best way to heat a home for people living in climates where temperatures seldom drop below freezing as they are energy-efficient and produce a mild, even heat. Heat pumps are not as efficient in colder climates.

www.reference.com/article/york-heat-pumps-2c261a99fcd9d459

The best heat pump model series by York is the Affinity brand. This line of two heat pumps combines superior efficiency and comfort over other York models.

www.reference.com/article/heat-pump-system-650e1c5b33b2b132

Heat pumps are electric devices that transfer heat from a colder area to a warmer one, allowing them to provide heat in a home when outside temperatures are cold and air conditioning when the temperatures outside are warm. They work on the same principle as a refrigerat...

www.reference.com/article/brands-heat-pumps-2f858620275223be

The top-rated heat pumps are Trane XB14, Coleman Echelon and Trane XL20i, according to FurnaceCompare.com. Rheem, Amana, Goodman, Lenox and Bryant are also heat pumps that are highly rated on the site.