The Totally Enclosed Air Over (TEAO) enclosure protects internal windings from environmental debris

System Signal Integrity: Maintains factory-spec electrical resistance to ensure accurate relay chatter prevention and motor starts

technicians can maintain precise flow modulation without the cost of a full valve body replacement

It features a broad pressure range of 12" WC to 50 PSI and an adjustable differential of 5 to 35 PSI

provided the service technician applies the correct conversion factor to the flow (SCFH) based on the specific gravity of the gas

EWC Controls URD-14 Damper 318518-761 The Totally Enclosed Air OverFor high performance zone control, the EWC Controls URD 14 Damper delivers professional grade reliability and precision airflow management. Built for contractors who require a robust solution, this 14 inch round motorized damper features an integrated Poron sealing gasket and a double layered blade design, ensuring a tight seal with less than 2% leakage even in systems with higher static pressures. The 24 gauge galvanized steel construction,