Historic preservation

Geodesic dome home

A geodesic design uses interconnected triangles to create a strong, environmentally friendly structure.

Adjustable height kitchen sink

Using universal design principals, your home can adapt to your changing lifestyle needs.

Modular home assembly in a factory

Modular homes are built in a factory under controlled conditions, then shipped to the homesite and placed on a permanent foundation.

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.

Trombe wall on the interior of a home

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

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.

New home under construction

An energy-smart builder will help you make the right choices for your family and lifestyle.

Pete and Megan talking with homeowners

Hear from real homeowners and builders who made energy efficiency a priority.

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.