How should I insulate my duct work?

— Shauna Napa, CA

Answered by Michael Holcomb on January 6, 2012

Should I be heating the basement of my home?

— hanora crandall Saint Cloud, MN

Answered by Michael Holcomb on January 6, 2012

We have inadequate wall insulation. What is the best approach to insulate our walls?

— Valerie Upton Knoxville, TN

Answered by Michael Holcomb on November 2, 2011