Pete’s Puzzle: Mold in Certain Closets

Subtitle: 
After putting up with mold for a long time, a homeowner finally bites the bullet and hires a moisture management expert

Images: 

Author’s Note: I am setting up a series of building investigations that I have done over the years as puzzles, presenting successive pieces as an interesting way to tell the story. As with any story, you can read the end first if you want, but that approach cuts down on the drama (admittedly not a bad thing for some folks…)

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Pete’s Puzzle: Mold in Certain Closets

Subtitle: 
After putting up with mold for a long time, a homeowner finally bites the bullet and hires a moisture management expert

Images: 

Author’s Note: I am setting up a series of building investigations that I have done over the years as puzzles, presenting successive pieces as an interesting way to tell the story. As with any story, you can read the end first if you want, but that approach cuts down on the drama (admittedly not a bad thing for some folks…)

read more

Do Humidifiers Create IAQ Problems?

Prime: 
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Subtitle: 
Adding water vapor to your indoor air may do more than you think

Images: 

It’s that time of year when heating systems start coming out of their summer hibernation. (Except maybe in Vermont. Michael Blasnik’s Nest data showed that Vermonters are about the last to start heating their homes in the fall.) Then everyone starts looking for their lotion and lip balm. Gaps appear in hardwood flooring as it dries out. Buildings begin to creak and pop. And then the humidifiers come out.

Yes, humidifiers can help with low indoor humidity. But what effect might they have on indoor air quality?

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Building Science Puzzles: The Jigsaw Approach

Subtitle: 
Tracking down performance problems is all about getting the building science right — and following the rules of jigsaw puzzles

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Just about every week, I get a call or an email that turns into a building science puzzle. While the problems are varied, how you solve them doesn’t change.

First, you understand how heat and moisture move through building assemblies. Second, you follow the advice of your spouse.

My wife of 27 years is a real master at jigsaw puzzles, and she would laugh to learn that I think of myself as a puzzle master of any sort, since I am useless at the jigsaw ones. But she completely agrees that I should use her method of solving jigsaw puzzles in my work on building science problems.

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