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Animal, Vegetable, or Mineral (Part II)
An environmental microscopist's perspective
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How to Look at a House like a Building Scientist (Part 1: Air)
Using diagnostic tools to find air leaks that make homes inefficient, uncomfortable, and are often the cause of moisture-related problems
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The Third Worst Place to Put a Duct
And the multiple reasons to change it if your house has this problem
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Sleuthing a Basement Moisture Problem
What caused that nasty looking spot on the ceiling tiles?
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Animal, Vegetable, or Mineral? (Part I)
Is there a simple way to determine if something is alive, ever was?
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Fiberglass Is Still Home Builders’ Number One Insulation Choice
Here's what you need to know about it
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Understanding Rainscreens
These construction details can improve the durability of exterior walls by allowing rain and moist air to escape from behind your home's siding
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The Best Velocity for Moving Air Through Ducts, Part 2
There's more to duct sizing than low resistance to air flow
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What is a Vapor Perm?
And who decided that 1 grain of water moving through 1 square foot of a material in 1 hour at a vapor pressure difference of 1 inch of mercury was the right measure?
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The Best Velocity for Moving Air Through Ducts, Part 1
A look at Manual D, physics, and best practices for duct sizing