This month on HPAC.com
Best of 2009! Tour HPAC.com's Year in Review
The most read HPAC Engineering articles of 2009 included:
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Controlling Outside Airflow in VAV Systems,” by Kenneth M. Elovitz, PE, Esq. (October)
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Boiler Inspection, Maintenance, Safety,” by Stephen Kleva (April)
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The Benefits of VFDs on Cooling Towers,” by Joe Koepke (August)
Visit http://hpac.com/best/2009 to catch up on any you may have missed.
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HOTTEST ARTICLES
HPAC.com's most popular articles over the last three months include:
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“Becoming a LEED Professional,” by Peter C. D'Antonio, PE, CEM, LEED AP. (November 2004)
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“Ground Source Heat Pumps for Commercial Buildings” (September 2008), in which Steve Kavanaugh discusses the benefits of simplifying in-ground piping and above-ground HVAC systems.
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“HVAC-System Acoustics” (August 2008), in which Mark Terzigni examines methods of reducing unwanted sound associated with mechanical systems in commercial buildings.
These articles are only a sampling of HPAC.com's Top 10. Visit http://hpac.com/popular to view this selection and check out the rest of the list.