Historic preservation

Insulated concrete forms in the ground

An insulated concrete form (ICF) system eliminates the cold drafts typical of wood-frame construction.

Cross section of a structural insulated panel

Structural insulated panels, also called SIPs, foam-core panels or stress-skin panels, are significantly more airtight than stud walls.

house blueprints

Learn about some of the changes for new homes built today. An expert highlights some of the things to consider when building a new home.

Pete and couple standing in remodeled kitchen

This kitchen remodel features a new window, energy-efficient lighting, new appliances and side-wall insulation.

Volunteers joining hands

Habitat for Humanity is an organization that provides simple, sturdy homes. Learn how energy efficiency is a key factor in building these homes.

Graphic of heating and cooling circulating through a house

Our four-part series explores how to handle comfort issues in a new home.

Megan standing in front of the barn home

A century-old barn gets the ultimate makeover - with lots of energy-smart technology.

Trusses in an attic

Your roof and attic play the most crucial role in your home's energy efficiency system, reducing your energy costs during the winter and summer.

Trombe wall on the interior of a home

Using the sun's stored energy to heat your home reduces your conventional energy consumption.