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Low Flow Precision: Specifically calibrated for sensitive low flow NPT applications that require high repeatability
allowing for consistent operation even in low-pressure gas lines
The R17270 typically utilizes standard HVAC cabinet fasteners
Please verify the wiring diagram on your specific heater model
ZoneFirst RDP-12 Round Damper 321042-401 Low Flow Precision: Specifically calibratedThe ZoneFirst RDP 12 is a professional grade 12 inch round damper engineered for precision airflow management in residential and light commercial HVAC zoning systems. This unit features the high torque MP12M modular motor, which utilizes a 12Vdc drive to provide reliable power open power closed operation. Constructed from heavy duty galvanized steel, the RDP 12 ensures structural integrity under high static pressure while the elliptical blade design
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