Heat Pumps
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Climate-Smart Refrigerants for Heat Pump Water Heaters
A look at three possible alternatives to refrigerants with high global warming potential
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Heat Pump Indoor Units, Part 2
The pros and cons of ducted heat pump systems and guidance for choosing the right equipment
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How to Clean a Ductless Minisplit
A rundown of the reasons ductless minisplit heads collect dirt and best practices for cleaning them
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Heat Pump Indoor Units, Part 1
An explanation of the different types of ductless minisplit heads and their characteristics, requirements, pros and cons, and average costs
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HVAC for a Slab-on-Grade Home
What is the best heating and cooling system for a single-story house without a basement or crawlspace?
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Frost on Heat Pump Outdoor Units
Learn how the defrost cycle works and how to recognize whether the heat pump is working correctly in that mode
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Report on the Clean Energy Economy
Market forces and government incentives are creating a growing number of renewable energy jobs
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Dehumidifying With Heat Pump Water Heaters
Dehumidification is listed as a selling point for HPWHs but are they actually effective at lowering humidity?
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Renovating an Old Basement
Lessons learned from the demolition, investigation, and reparation of a 60-year-old basement
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An Avoidable Downside to Heat Pumps
Heat pumps have an Achilles' heel in the form of improper pairing with electric resistance auxiliary heat
