Honeywell ARD18TZ Automatic Round Zone Damper ARD-18TZ

Honeywell Automatic 18 inch diameter Round Damper power-close, spring-open models ensure low leakage while controlling circulating air in heating, cooling and ventilation systems.

• Features galvanized steel with single-blade damper, which closes off tightly against gasket for minimal leakage.
• Designated as power closed/spring return open damper for use with Honeywell Zoning Systems.
• Can be field-converted when used as an independent zone or for fresh air intake.
• Rated to operate up to 1-inch wc.