How do I repair an area of the furnace that is thinning?

— Robert Philadelphia, PA

Answered by Scott Grieves, CPM, CEA on January 21, 2015

Who do I call to have my air tested in my home?

— Kathy F North Jackson, OH

Answered by Scott Grieves, CPM, CEA on January 6, 2015

How much should it cost to remove 1096 sqft of crawl space insulation?

— Marcus Blanks Henrico, VA

Answered by Scott Grieves, CPM, CEA on November 18, 2014

What is the most efficient way to heat water?

— Allyson Houston, TX

Answered by Scott Grieves, CPM, CEA on November 18, 2014