Air Sealing and Insulation for Maximum Efficiency

Techniques to tighten Jeff Wilson's home more than doubled the walls' energy efficiency rating.

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Boosting Efficiency With Windows and Doors

Boosting Efficiency With Windows and Doors

(7 photos)

During a Deep Energy Retrofit of his 70-year-old Cape Cod home, carpenter Jeff Wilson upgraded to triple-pane gas-filled windows.

Insulation and Air Sealing Insulation and Air Sealing (video 03:06)

New insulation greatly increases the r-value of the Wilsons' house.

Ladder Framing for Insulation Ladder Framing for Insulation (video 02:11)

The ladder framing method creates space for more insulation with less wood.

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