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Heat Pump Water Heaters in Cold Climates: Pros and Cons

by LiveModern Webmaster last modified Mar 11, 2014 01:01 AM
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by Alex Wilson last modified Mar 05, 2014

Author name:  Alex Wilson Blog Category:  Energy Solutions GreenSpec Insights While a heat-pump water heater will save significant energy on a year-round basis, be aware that in a cold climate the net performance (water heating plus space heating) will drop in the winter. Electricity consumption by our GeoSpring heat pump water heater in February. Note the spike mid-month when I switched the mode to "boost." Click to enlarge. Photo Credit: here We chose a heat pump water heater for our new house, and as I've recently discussed here, there are a lot of reasons why you might be doing the same. Using an air-source heat pump , heat pump water heaters (HPWHs) extract heat out of the air where they are located to heat the water. That means that a HPWH cools the space where it is located. That’s a good thing in the summer—it doubles as air conditioning—but in the winter it’s not so helpful. That’s especially the case in a cold climate in a house without a standard heating system. read more




 

 


 

 

 
 
 

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