Supply flow into an occupied space is generally a mixture of return air and fresh outdoor air that has been filtered and then conditioned through heating or cooling coils. This volume of supply air ...
CHICAGO - It seemed that everywhere you looked at the 2006 International Air-Conditioning, Heating, Refrigerating Exposition (AHR Expo), there were new duct, grille, register, and diffuser offerings.
Your air ducts and vents require regular maintenance. Ignoring tasks like replacing your filter each month can invite pollutants into your home's ventilation system. Viruses, bacteria and fungi can ...
Years of hands-on HVAC system analysis across Colorado show a clear pattern: indoor air problems rarely start in living spaces—they start inside the ductwork.
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