Would NAS12 be a safe alternative to bleach for cleaning mold in our air conditioning unit? I have chemical sensitivities.

— Debbie Wake Forest, NC

Answered by Maggie Michel LEED AP on January 6, 2012

A friend has geothermal. I love it. Are their government incentives for geothermal heating/cooling systems?

— Chuck Ridgefield, CT

Answered by Elizabeth DiSalvo on January 6, 2012

Can I do something to prevent outside cool air being drawn into the house when I turn on the exhaust fan in the bathroom?

— Felix San Antonio, TX

Answered by Michael Holcomb on January 6, 2012

Where can I apply as a volunteer to learn about Green Building?

— Ricardo Carranza San Francisco, CA

Answered by Elizabeth DiSalvo on January 6, 2012

We are considering foam insulation for our two car garage. What are the costs associated with this and any pros and cons?

— Kristi Newnan, GA

Answered by Michael Holcomb on January 6, 2012

Is there a dimmer that works with LED bulbs?

— Steve Kawell Durango, CO

Answered by Elizabeth DiSalvo on January 6, 2012

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

Will air purifiers remove VOCs emitted during the paint drying process (for latex paint)? How about VOCs from new carpet?

— Sara P. Avon, CT

Answered by Danny Kelly on January 3, 2012

How importaint are attic soffit vents?

— dan gregory Mansfield, OH

Answered by Danny Kelly on January 3, 2012

 

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