Browsing the "Air quality" Tag

Ducts need cleaning

August 28th, 2014 | by Henri

Q.  I own a home with electric air conditioning and forced-air heat. I have owned the home for five years.

Filtering forced-air heat

September 19th, 2012 | by Henri

Q. I read your column with great interest. I have a very important question about heating systems. Most newer homes

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