CHANTILLY, Va. — The Sheet Metal and Air Conditioning Contractors’ National Association (SMACNA), an organization dedicated to the sheet metal and air conditioning industry, announced the sixth ...
Greenheck has introduced a round industrial control HVAC damper to accommodate higher velocities and pressure. Model HCDR-450 is rated for velocities up to 7000 fpm and pressure up to 30 in. wg, and ...
Heating, ventilation, and air conditioning (HVAC) systems in commercial buildings can be of great assistance to firefighters, but they can also be our worst nightmare. In order to truly understand how ...
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