Recent Articles
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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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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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Sizing Heat Pump Water Heaters
Learn where to find HPWH data, software tools, and worksheets to help determine the right-sized tank for your household usage
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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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8 Tips for Cooling Down a Hot Second Floor
A first-aid kit of short-term solutions for bringing down the temperature of uncomfortably hot upper floors
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Three Ways to Test a Dehumidifier
Determine if your dehumidifier is working to its rated capacity and efficiency using a few inexpensive diagnostic tools and these calculations
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ERV/HRV Exhaust and Supply Vent Hoods
Choosing products and installation locations for ERV and HRV outdoor connections
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Calculating Electric Service Needs
Measuring a home's electric demand determines if the existing service can serve additional loads, such as an EV charger
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11 Reasons to Avoid Oversizing Heat Pumps
The disadvantages of oversizing HVAC systems are numerous and should be considered if energy efficiency and cost savings matter to you
