This weatherproof kit is purpose-built for high-torque applications

Calibration points for blocked outlet detection are specific to the blower and vent assembly

Enhanced Thermal Transfer: The microchannel technology maximizes surface area contact

Common Questions: Does this kit include the pilot valve itself

pre-wired UL1015 leads (18 AWG for the coil and 16 AWG for contacts) simplify field wiring and connections with standard wire nuts

Resideo RRD6 Damper 321702-401 This weatherproof kit is purpose-builtThe Resideo RRD6 Damper is a precision engineered 6 inch retrofit round damper designed for seamless integration into existing rigid or flexible ductwork. This HVAC zoning damper utilizes a 24Vac, three wire, power open power closed floating actuator, providing superior control over airflow compared to standard spring return models. Built for high cycle reliability, the RRD6 features a robust Resideo damper motor that maintains position without