The "This Old House" spinoff showcases GAF Energy's Timberline Solar on a home in the Rockies.

"This Old House" and GAF are inviting viewers and fans to help shine a spotlight on essential workers, one of whom will receive a brand-new roof.

The Emmy-winning home-improvement series "This Old House" will showcase GAF Energy's solar system on a century-old home in Massachusetts.

 DaVinci Roofscapeshas increased its prize offering in the 2014 version of The Great TOH Giveaway, set to launch in the August issue of This Old House magazine.