This Old House

Ramp Up the R Value | The Jamestown Net-Zero House

Coming up on This Old House Progress on the 1920's bungalow continues.  Kevin walks through the newly framed first floor.  Outside, Jeff has come up with a special formula for insulating the house. Today he starts with a warm blanket of rigid insulation over an air and water barrier on the outside of the sheathing.  Jeff and the apprentices nail in the panels. Finding the right balance between efficiency and aesthetics is crucial to Dana and Donald.

This Old House TV Season 40