Answers By David Edwards PhD

How do you seal leaky ductwork?

— denise mack Utica, MI

David Edwards PhD

Answered by David Edwards PhD

Santa Clara, CA

EarthBound Homes

January 15, 2011

How do you seal leaky ductwork?

— denise mack Utica, MI

Answered by David Edwards PhD on January 15, 2011

Is there a standout spray foam insulation brand? Or one to avoid?

— Gil Morelle Alpharetta, GA

Answered by David Edwards PhD on January 13, 2011

My concrete driveway is cracking. Should I replace it or fix it?

— Sherry Flint, TX

Answered by David Edwards PhD on September 20, 2010

What is the best building design for a house built on clay soil?

— Jim Gilmartin Gainesville, FL

Answered by David Edwards PhD on June 17, 2010