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Three Sources of Home Heating (Times Two)
Two ways of looking at sources of heat: one on a larger scale, one on a smaller
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Defogging the Windshield with Psychrometrics
Understanding the properties of water vapor is useful in cars, too
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Pete’s Puzzle: Not Your Run-of-the-Mill Moisture Problem
An attic moisture problem originating in the basement has an interesting history
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Does Fiberglass Attic Insulation Really Lose R-Value?
An Oak Ridge study from the early 1990s has led to a lot of confusion
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Do High-MERV Filters Always Reduce Air Flow?
A look at the research and the real world
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Never Home Alone
This book by Rob Dunn will change the way you think about indoor environmental quality
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The Continuity Equation and Air Flow
Filters and ducts can work a lot better if HVAC designers and installers understand this simple physics formula
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Seven Reasons Your Filter Isn’t Cleaning the Air
Address these problems and you could have better indoor air quality
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Hydrostatic Pressure vs. Wicking
Testing waterproofing products to determine their effectiveness against capillary action through basement walls
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Ranking Indoor Air Pollutants
The health impact of many indoor air pollutants is coming into focus