Building Performance

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A New 'Builder's Guide to Cold Climates'

Joe Lstiburek has updated the industry's best building-science reference. More

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Air-Sealing an Ice-Prone Home

Chris West troubleshoots an ice damming problem in a Cape-style home, a common... More

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Rethinking Closet Ventilation

Joe Lstiburek makes the case for louvered closet doors...or for returns at the... More

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Single-Point vs. Multi-point Blower Door Testing

Randy Williams explains the difference in these two types of tests, and when it's... More

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Calculating House Volume for Blower Door Tests

The only way to accurately measure air changes per hour is to accurately measure... More

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Pretty Good Review of 'Pretty Good House'

Martin Holladay's review of this important book should not be missed. More

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How much can you decarbonize with tankless?

Check out our interactive map to see how much builders can reduce carbon dioxide... More

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Practical Moisture Science

Allison Bailes gives us a detailed synopsis of John Straube's half-day seminar on... More

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Why and How to Build an Insulated Overroof

Avoiding the risk of condensation in a modern low-slope roof design that doesn't... More

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Setting Up a Home for a Blower Door Test

Blower door testing a home requires much more than simply setting up the equipment... More

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