While the Imblue Technology adds corrosion resistance

a licensed HVACR technician should perform the replacement to ensure all safety interlocks are functioning correctly

Precision Control: Features a sensitive pressure switch adjustable from 0

maintaining static pressure integrity across the heat exchanger

Reznor 211791 Grill Assembly 320788-703 While the Imblue Technology addsThe Reznor 211791 Grill Assembly is a critical OEM component engineered specifically for the Reznor UDAS series unit heaters. This 3. 5 inch diameter exhaust grill ensures proper venting and flue gas discharge, maintaining the pressure balance required for high efficiency combustion. As a direct replacement part, the Reznor 211791 prevents debris ingress and protects the exhaust outlet from environmental factors that can compromise airflow. For