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Building Science
How Do Heat Pumps Get Heat From Cold Air? Part 2

Reframing a common question to better understand why heat pumps really do work in extremely cold climates
Building Science
Will a Heat Pump Work in an Old House?

If the system is correctly sized and installed, then the answer is yes
Q&A Spotlight
Heat Pumps in a Cold Climate

When the power goes out, what is the best backup system?

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How Do Heat Pumps Get Heat From Cold Air? Part 2