Description
The EWC Controls URD-14 is a 14-inch round zone damper engineered for reliable, precise airflow control in residential and light commercial HVAC zoning systems. Featuring a factory-mounted floating actuator, this damper is designed for straightforward integration into multi-zone forced-air systems where dependable performance is essential.
Actuator & Electrical Specifications
- Operating Voltage: 24Vac
- Torque Rating: 18 in/lb
- Wiring Configuration: Three-wire
- Control Type: Floating actuator (Power Open / Power Closed)
Damper Specifications
- Duct Size: 14-inch round
- Operation: Power Open / Power Closed for positive positioning in both directions
- Designed for use in forced-air HVAC zoning applications
Key Features & Benefits
- Power Open / Power Closed operation ensures positive damper positioning — no spring-return required
- Floating actuator control provides compatibility with a wide range of zone control panels and thermostats
- Three-wire configuration simplifies field wiring and integration
- 18 in/lb torque delivers reliable blade actuation even in demanding duct conditions
- Factory-mounted actuator reduces installation time and minimizes field assembly errors
- 14-inch round design fits standard residential and light commercial duct systems
Typical Applications
- Residential HVAC zoning systems
- Light commercial multi-zone forced-air systems
- Zone bypass and supply air control
The EWC Controls URD-14 is a dependable choice for HVAC contractors and system designers who need a robust, field-ready round zone damper with integrated actuator control. Its power open/power closed floating actuator design ensures accurate zone management and long-term system reliability.









