Air Measuring Dampers provide accurate control.

Press Release Summary:

To control airflow volumes to target set point, thermal dispersion-based AMD-TD series combines functionality of thermal dispersion airflow station and control damper. Vari-Green® airflow measurement probes and transmitters enable airflow measurement down to 100 fpm. While factory-supplied controllers are available with analog or BACnet MS/TP operation, optional factory-supplied controller makes series turn-key solution. There are 4 models that feature various blade styles.

Original Press Release:

Greenheck Expands Line of Air Measuring Dampers

Greenheck has expanded its Air Measuring Damper (AMD) line with the addition of the AMD-TD series of thermal dispersion-based airflow measuring dampers. The AMD-TD series combines the functionality of a highly accurate thermal dispersion airflow station and a low leakage control damper to control airflow volumes to a target set point. Featuring Vari-Green® airflow measurement probes and transmitters, the AMD-TD series of dampers accurately measures airflow down to 100 fpm. The optional factory supplied controller makes the AMD-TD series a turn-key solution for the measurement and control of airflow. Factory supplied controllers are available with analog or BACnet MS/TP operation.  Four models are available: AMD-23-TD with 3V style blades, AMD-33-TD with fabricated airfoil blades, AMD-42-TD with extruded aluminum blades, and AMD-42V-TD with vertically-oriented extruded aluminum blades.

Greenheck, the worldwide leader in manufacturing and distributing air movement and control equipment, offers the most UL certified dampers and the largest selection of AMCA licensed dampers in the industry.

For more information about Greenheck products, visit or contact Greenheck, P.O. Box 410, Schofield, WI 54476-0410, (715) 359-6171, FAX (715) 355-2399.

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