Is it more efficient to draw furnace combustion air from outside the home?

— Elyse Perruchon Solon, OH

Answered by Joshua Lloyd on February 13, 2013

How can I buy furniture that is safe from chemicals?

— mildred Port Royal, VA

Answered by Molly McCabe, AKBD, CGP, CAPS on February 4, 2013

What can I encase my memory foam mattress in to create a barrier to its toxins?

— Georgia Allison Woodland, CA

Answered by Scott Grieves, CPM, CEA on February 4, 2013