There is no doubt that indoor air quality (IAQ) is still a hot topic among consumers, and a hot market in the HVAC industry. Is it starting to cool down? Our best sources say no, noting that homeowners require less education on IAQ products than ever before.

"IAQ in total is a hot issue," said Jeff Edgars, director of marketing/distribution for White-Rodgers, an Emerson Climate Technology Co. (www.white-rodgers.com). "There is much greater consumer awareness than there used to be," Edgars said, thanks in a large part to all the attention given to mold.