Honeywell 8 in. Round Automatic Damper

Power-close, spring-open models ensure low leakage while controlling circulating air in heating, cooling and ventilation systems. Open and close lights and visual position indicator for quick setup and diagnostics. Adjustable Range Stops for consistent bleed settings.|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 in. wc