Honeywell RRD7 7" 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" , 6" , 7" , and 8" ducts.
Manufacturer: | Honeywell |
Mpn # | RRD7 |
Weight | 0.20 lbs. |