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Latest Articles

Urban Rustic: The Blower Door Test

When it was time to schedule our blower door test, I looked online and found Anthony from Building Energy Experts. He was able to come out and do a blower door…

Green Building News

Fiberboard Insulation Developer Takes a Step Forward

A Maine-based startup hoping to expand the wood fiber insulation market in the U.S. is in the process of buying a shuttered paper mill and hopes to start production of…

Proposal to Cut Efficiency Budgets Makes No Sense

It’s not Groundhog Day, but it sure feels like it: the Trump administration rolled out its detailed Fiscal Year 2020 budget for the U.S. Department of Energy (DOE), and once again, it…

Musings of an Energy Nerd

Condensation on Swim Masks and Bathroom Mirrors

When vacationing in warm locations, I’ve had several opportunities to go snorkeling. Over the years, I’ve used a number of different swim masks, and like anyone who spends time snorkeling,…

Green Building News

Solar Decathlon Names Student Design Winners

Virginia Polytechnic Institute and State University was named the overall winner in this year's Solar Decathlon Design Challenge hosted by the National Renewable Energy Laboratory. Virginia Tech was one of 45…

Featured Blogs

Musings of an Energy Nerd

Contemplating residential energy use

April 19
Condensation on Swim Masks and Bathroom Mirrors
April 12
Martin’s Six Rules for Polyethylene
April 5
Designing a Multifamily Building That Approaches Passive House Performance

Q&A Spotlight

An in-depth look at reader’s intriguing questions

April 15
Insulating a Raised Slab
April 1
Details for Insulating a Double-Stud Wall With Cellulose
March 18
High Humidity in the Attic

Guest Blogs

Fresh perspectives from designers, builders, and industry experts

By Eric Whetzel
Urban Rustic: The Blower Door Test
By Lauren Urbanek
Proposal to Cut Efficiency Budgets Makes No Sense
By Christopher Preston
If You Are Flying, You Should Be Buying Carbon Offsets

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Construction-detail Drawing Library

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A collection of one thousand construction details organized by climate and house part (roofs, walls, foundations, etc.). Each detail can be downloaded as a PDF for printing or as a DWG to incorporate into your CAD software.

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Musings of an Energy Nerd

Musings of an Energy Nerd

Energy-Smart Insight for Builders and Designers Martin Holladay’s new book, Musings of an Energy Nerd, is filled with the in-depth information that builders, designers, and homeowners need to make homes more energy-efficient.

Insulate & Weatherize (EBook)

For Pros By Pros: Graphic Guide To Frame Construction

Renovation 4th Edition

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