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Answers By David Willson

Are there any good electric tankless water heaters?

— Charlene Kirkland, WA

David Willson

Answered by David Willson

Sebastopol, CA

Advanced Home Performance

June 3, 2013

Are there any good electric tankless water heaters?

— Charlene Kirkland, WA

Answered by David Willson on June 3, 2013

What is in my house that is burning my eyes and nose?

— Seth Hirt Rockdale, TX

Answered by David Willson on April 18, 2013

How can I become an Energy Analyst?

— Lizz Sacramento, CA

Answered by David Willson on March 19, 2013

What are my options for a third floor mini-split install?

— Robert Cleveland, OH

Answered by David Willson on February 13, 2013

Can I save energy by turning my gas water heater down when I don't need it? Is there a timer for a gas water heater?

— Jeff Doyle Colusa, CA

Answered by David Willson on January 16, 2013

Can you tell me who sells a 36" by 80" full glass door with low e and argon? Lowe's and Home Depot don't carry this.

— Jerry H. Hopkins, SC

Answered by David Willson on November 27, 2012

Can one safely ozone caulk or grout adhesive that's offgassing so it becomes tolerable for chemically sensitive?

— Cammi San Bruno, CA

Answered by David Willson on November 27, 2012

What is the best insulation system for a ceiling under a hotwater radiant heated concrete floor?

— Albert Haskell, NJ

Answered by David Willson on November 27, 2012

Will condensation migrate, in a horizontal way, between the concrete slab and floor tiles?

— Luis Gonzalez Jr. San Juan, PR

Answered by David Willson on November 27, 2012

What's the best way to heat a large family room with 14 ft. ceilings?

— Robi Sonoma, CA

Answered by David Willson on October 10, 2012

 
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