Rheem-Ruud 51-27210-01 Motor R-410A it eliminates the need for

it eliminates the need for manual intervention by cycling the fan based on head pressure

The Resideo ARD9TZ is a 9-inch automatic round damper engineered specifically for high-efficiency forced air zoning systems that require reliable airflow control

leak-free connection

specifically engineered for low-pressure monitoring and regulation

making it suitable for a wide range of high-side and low-side applications

Rheem-Ruud 51-27210-01 Motor R-410A it eliminates the need forMotor, Blower, 1 6HP, 120Vac, Single Phase, 825 RPM, 2 Speed, 3. 2 Amps, 48 Nema Frame Size, Sleeve Bearing, Shell Band Shell Screw Mount, 1 2" x 2 9 16" Shaft, CCW Rotation, Permanent Split Capacitor Motor This item does not qualify for free shipping.