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

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

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

System Safety: Restores proper combustion airflow to prevent premature heat exchanger fatigue and safety switch tripping

Enhanced Safety: Prevents gas valve energization if the venting system is obstructed or the inducer motor fails

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,