(International Energy Conservation Code

Fan Energy Index Comes to 2021 International Energy Conservation Code

In the 2021 edition of the International Energy Conservation Code, fan energy index replaces fan efficiency grade as the metric…
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Greenheck Backdraft Damper Models Now AMCA Licensed

Several Greenheck backdraft dampers (BD Series, ES-10 and ES-30 Series) are now AMCA Licensed for Air Leakage and Air Performance.…
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