potentiometer control, and two-speed motor control. Product photos, schematic diagrams, and features and benefits are also included.
Greenheck's airflow controls
Airflow Controls: Greenheck
October 13, 2011
This catalog highlights the company’s direct gas-fired makeup air options. Included is information on the 80/20 recirculation air option with two-position damper control, potentiometer control, building pressure control, and manual quadrant damper control; and the VAV option with building pressure control,