Benefits of Exterior Foam Insulation

By Todd Fratzel on Insulation

Exterior Foam Insulation

Ive been a huge proponent of using foam board insulation to insulate basements, rim joists, and difficult locations like under bay windows. Recently weve been starting to install foam insulation board on the outside of houses for increased R value, decreased air infiltration, and better overall vapor management.

ZIP System R Sheathing

Over the last few yea