Answers By Florian Speier

Is there an eco-friendly exterior paint that insulates?

— Tracy Scottsdale, AZ

Answered by Florian Speier on May 7, 2011

What is a blower door test?

— Paul Lennon Ballantine, MT

Answered by Florian Speier on April 11, 2011

Can you recommend suppliers of low U-value solid wood windows?

— Jessie Turnbull Brooklyn, NY

Answered by Florian Speier on February 4, 2011