Heat-Pump Water Heaters Come of Age

Subtitle:

Now that pilot studies show that installed heat-pump water heaters are performing fairly well, it might be time to buy one

Images:

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The least expensive way to heat domestic hot water is with natural gas. Homes without access to natural gas usually choose an electric water heater, since electricity is generally cheaper than propane.

[1]: http://www.greenbuildingadvisor.com/sites/default/files/imagecache/blog-river/Heat-pump water heater - A.O. Smith - 2.jpg (Photo of a Voltex heat-pump water heater from A.O. Smith)
[2]: http://www.greenbuildingadvisor.com/blogs/dept/musings/heat-pump-water-heaters-come-age
[3]: http://www.greenbuildingadvisor.com/sites/default/files/imagecache/blog-river/Heat-pump water heater - GE 2.JPG (Photo of a GeoSpring heat-pump water heater)

URL: http://www.greenbuildingadvisor.com/blogs/dept/musings/heat-pump-water-heaters-come-age