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You Need Cooling
The human body is a heat engine
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Surge Protection for Heat Pumps
An argument for adding the installation of surge protectors to your list of services
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5 Reasons to Own a Blower Door
A means for diversifying your skill set, toolbox, and income stream
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A Bit of Confusing HVAC Terminology
Final confirmation on the definition of an air-to-water heat pump
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Making Sense of Minisplits
Find out if this type of energy-efficient electric heating and cooling system is right for your home
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Living Safely With Combustion Appliances
How combustion can create problems and what you can do to prevent them
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Love Is More Important Than Building Science
A Thanksgiving story
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Using a Blower Door for Zonal-Pressure Testing
By now, most of us working in the green-building industry know what a blower door is. It’s a tool to measure the air tightness of a house. I’ve owned my…
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Understanding Air Change Rates
There's a lot more to it than just the amount of air flowing into and out of a room
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Cold-Climate Attic Air-Sealing
A Minnesota builder's method for ensuring a continuous air/vapor control layer
