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Two Reasons to Avoid Most Electronic Air Cleaners
You can spend your money on ionizers, oxidizers, or ozone generators; or you can do something to improve your indoor air quality.
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Two Methods for Testing a Bath Fan for Air Flow
How much air is your exhaust fan actually moving?
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High-Performance Raft Slab
This versatile frost-protected shallow foundation is adaptable for different wall systems and climates
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Heat Pumps, Auxiliary Heat, and Resilience
Do you have a plan for what to do when the heat pump stops working or the power goes out?
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Performing an Energy Assessment: A Case Study
This often-free service is invaluable when it comes to rooting out sources of extraneous energy usage
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Do Heat Pumps Work in Minnesota?
Yes! Gary Nelson does it without auxiliary heat
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Minisplit Installation Failure
The lessons I learn are the best thing to come out of other people's mistakes
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Ductless Minisplit Temperature Control
Considerations and recommendations to ensure a comfortable interior environment
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How Heat Moves
Like structural and wind loads, the direction that heat loads travel depends on the source
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Preparing to Install an ERV in a Not-So-Old House
My 60-year-old house is about to get a Zehnder ERV