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Joists in an old floor, repairing a concrete slab in an old floor, and more.
The architects and Passive House consultants are working on a comprehensive set of building details for new construction and retrofit.
There’s more than one way to build a highly insulated, air-tight house—or to tighten up and super-insulate an existing home. Here’s a look at an evolving array of superinsulated details that don’t use spray foam.
A coastal Maine builder is applying his trademark Passive House wall system to an existing house by the water.
Mid-coast Maine builders EcoCor, Inc., are applying their characteristic insulated wood I-joist exterior wall system package to an existing old house.
Best practices for insulating a foundation.
Choosing insulation for a high-performance home in Northern Vermont requires thought and care. The right choice can make a huge difference in both comfort and cost efficiency.
Today’s builders are learning to mitigate thermal bridging by using alternative framing techniques, continuous exterior rigid foam products, or both.
New energy codes are calling for higher R-values in the walls
Polyester-lined Tyvek provides R-5 insulation
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