Is it okay to use salvaged lumber for floor joists if approved by a structural engineer and pest-treated?

— "OB" Oddbjorn Hatletveit Bainbridge Island, WA

Answered by Danny Kelly on April 21, 2010

How do I get rid of the chemical smell of vinyl and plastics?

— Cat Vandergrift, PA

Answered by Danny Kelly on March 2, 2010

Any advice on installing foam insulation in an RV?

— sandy scott

Answered by Danny Kelly on February 26, 2010

Don't hot water recirculating systems waste water?

— bob bianculli

Answered by Danny Kelly on January 14, 2010