Is an Energy Audit really worth it?

— Thomas Bangalter San Diego, CA

Answered by Jason Kliwinski on September 9, 2013

How far below grade should I insulate 12 inch poured concrete walls for a greenhouse?

— Jason Warren New Martinsville, WV

Answered by Morgan Audetat on August 19, 2013

How do I insulate the attic pull-down door in the ceiling of my hallway?

— Beverly Olinde Ventress, LA

Answered by Erik Henry on August 13, 2013

What is the proper construction of a storm window?

— Dan Scandinavia, WI

Answered by Michael Holcomb on August 13, 2013