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8 in. Retrofit Round Damper
The RRD is a round damper that is easily inserted into rigid round ducts for retrofit zoning in forced air heating and cooling systems. This power open, power closed damper actuator is available in four sizes for 5 in., 6 in., 7 in., and 8 in. ducts.
Sales/Promotional Materials-Retrofit Round Damper (French)
Sales/Promotional Materials-Retrofit Round Damper (RRD)
Wiring-RRD wired to zone control panel
Wiring-Wiring multiple RRD dampers using wire nuts
Wiring-Wiring multiple RRD dampers in daisy chain fashion
Dimension-RRD Motor dimensions in in. (mm).
Dimension-RRD Damper and Motor
Maintenance/Product Reference Materials-Zoning System Design Manual (English)
Product Data and Specifications-Product Data for Retrofit Round Damper (RRD) (English, Spanish)