The first layer of foam is mostly an insulation layer; the outer layer is the air barrier and drainage plane. This video is about the first layer.

A retrofit solution that works great for a low-skill workforce—like volunteers

A saw and a knife that cut rockwool insulation like a "laser"

If you can't build to stay dry, build to tolerate wet

Make a route for drainage, protect the structure, and use water-tolerant materials to rebuild

Turns out, ducts buried under insulation actually can work to save energy and eliminate condensation inside the ducts. If you seal and insulate them first

 

Everything* you need to know about adding insulation to the outside of old homes with cold bones

Stop rot with house wrap​

A field-tested collection of videos, articles, and animated details on practical improvements to the framing process that strips out the less-valuable 'advice' often passed on by others

Pennsylvania, New York, and Vancouver think so.

Mark the trusses before you unbundle them

Continuous exterior insulation means smaller studs and higher performance

In this video, the robotic 'narrator' asks multiple questions about construction innovations of the near future.

An item on the Energy Star Thermal Bypass Checklist. Item 5.1.2, to be exact ...