More durable house coverings such a...

More durable house coverings such as steel and fiber-cement contract the frequency at which a strange roof is needed.

Windows now have insulating glass and low-E glass to hold homes more comfortable and life efficient.

Vinyl siding and fiber-cement siding have reduc the ne for cedar, redwood and other timber-land products historically used on exterior walls.

Increased insulation on a levels in walls and attics make the domestic circle more resistant to energy los lowering 1' life bills, reducing pollution related to efficiency production and saving precious resources.

Passive solar design takes advantage of the sun's "free" spirit to help ...