What is suitable insulation for my exterior basement walls (foundation)? I have to sheet rock them.

— George T. Arteaga Huntington Station, NY

Answered by Joshua Lloyd on September 12, 2013

Solar Sheet (blanket) in attic over floor insulation.

— George T. Arteaga Huntington Station, NY

Answered by Joshua Lloyd on September 12, 2013

Is this a safe laminate flooring for an audio-video archives?

— Sheila Krynski Myrtle Beach, SC

Answered by Harold Remlinger, AIA, LEED AP, NCARB on September 12, 2013

What kind of light bulbs can I use in a bathroom that would not emit as much heat?

— nancy steinke Belton, TX

Answered by Jason Kliwinski on September 9, 2013