double stud

Passivhaus on Spec in Boston

Posted on April 01,2015 by ScottG in cellulose

The Boston design-build group Placetailor is wrapping up work on a single-family house in the city's Roxbury district that was built on spec to the Passivhaus standard. The has was sold even before work was completed.

Choosing the Right Wall Assembly

Posted on April 01,2015 by ScottG in cold OSB

Michael Roland is designing a new house and trying to choose the right wall assembly. It’s down to a choice between a double-stud wall filled with fluffy insulation, or a single wall wrapped in a layer of rigid foam insulation.

Designing Superinsulated Walls

Posted on April 01,2015 by user-961160 in cellulose

[Editor's note: Roger and Lynn Normand are building a [no-glossary]Passivhaus[/no-glossary] in Maine. This is the 12th article in a series that will follow their project from planning through construction.] I’ve always enjoyed watching new homes being built. From the humble beginnings of a simple hole in the ground, a job site gradually changes as a succession of tradesmen arrive daily to craft concrete, lumber, roofing, windows, drywall, copper pipes into basic shelter, before giving way to a parade of cabinets, appliances and other finishing touches.

All About Larsen Trusses

Posted on April 01,2015 by user-756436 in double stud

A Larsen truss is a type of wall truss used to build a thick wall — thick enough to provide room for above-average amounts of insulation. It was developed in 1981 by John Larsen, a builder in Edmonton, Alberta. In honor of the 30th anniversary of the Larsen truss, the time has come for a definitive article on the invention. This report includes an interview with the inventor of the Larsen truss, a history of its use, and a discussion of its advantages and disadvantages.

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