In newer homes, energy-efficient building practices are used to avoid drafts, but these air tight homes can result in uncomfortable air quality and ventilation.

See our Air Quality section for more information.

In this video: An industry expert discusses green technologies that improve air quality in new construction.

More from this category

Historic preservation

Boy and grandmother on front porch

A preservation expert shares how to restore an older home economically and energy efficiently.

learn more

Green home construction

Building materials, blueprints and paint chips

More builders are offering sustainable choices in new home construction. Find out what's available and how it impacts the earth and the bottom line.

learn more

Trombe wall

Trombe wall on the interior of a home

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

learn more

Roof and attic

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.

learn more

Turning a barn into an energy-smart home

Megan standing in front of the barn home

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

learn more

Choosing energy-smart products

Mom and daughters playing in leaves

When building your new home, don't forget about the importance of energy-conserving products like furnaces, air conditioners and appliances.

learn more

Modular homes

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.

learn more

Energy rater and performance consultant

Energy rater performing analysis on a front door

An energy rater can help make your new home more energy-efficient through every stage of the construction process.

learn more

Structural insulated panels

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.

learn more