Creating a Palette of Foam-Free Superinsulation Details
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.
Working With Roxul Insulation
Choosing insulation for a high-performance home in Northern Vermont requires...
Reusing Loose-Fill Cellulose
Working around existing attic insulation to seal air leaks may be more cost-effective than removing and replacing it
Fire Retardant in Spray Foam
Is it a potential health hazard?
Attic Insulation for Hot Climates?
Q: Builders in cold climates often go beyond code-required attic insulation levels...