EWC Controls URD-7 Damper 318423-701 When paired with the appropriate

When paired with the appropriate Johnson Controls pneumatic actuator

Using this in a natural gas application will result in significantly reduced heat output due to the smaller aperture required for propane's higher energy density

Regular replacement of all three components ensures the system maintains its 0

This 70W heater is a direct technical substitute for legacy part numbers 02-3653-02S

EWC Controls URD-7 Damper 318423-701 When paired with the appropriateThe EWC Controls URD 7 Damper is a professional grade 7 inch round motorized damper built for rigorous multi zone HVAC applications. Constructed from heavy 24 gauge galvanized steel, this unit features a single blade design with an integrated Poron sealing gasket to ensure a tight seal and minimal leakage at static pressures up to 1. 5 in. w. c. The MA ND5 actuator provides reliable 18 in lb torque using a three wire power open power closed