Greenheck’s HB Series of industrial backdraft dampers has grown with the addition of the HBR-150, a round industrial backdraft damper with a flanged-style frame. The HBR-150…
Browsing: backdraft dampers
The Greenheck EM-30 backdraft damper series is now AMCA Licensed for Air Leakage and Air Performance. Designed to open by air pressure differential and close by…
Several Greenheck backdraft dampers (BD Series, ES-10 and ES-30 Series) are AMCA Licensed for Air Leakage and Air Performance. Designed to allow airflow in one direction…