Some clad exterior walls to hide the bricks, signs of aging or just add beauty to a home using materials such as rocks, marble and wood to bring life to both interior and exterior walls.

Treat your crawl space like a mini-basement; seal vents and insulate exterior walls for savings Updated: Jan. 23, 2011, 2:00 p.m. | Published: Jan. 23, 2011, 1:00 p.m.

Magna is working to develop post-consumer recycled materials for exterior components, Parvinder Walia, director of material science at Magna International Inc., said.