Resideo ZD28X8TZ Damper 321702-401 it demands hardware that can

it demands hardware that can safely accommodate the increased fuel volume needed for the same BTU output

ensuring consistent airflow in commercial HVAC applications

By accurately sensing the pressure differential within the venting system

Engineered for a 1/2" stroke configuration

Trust the Aaon R86790 for accurate gas furnace flame sensing and robust system protection

Resideo ZD28X8TZ Damper 321702-401 it demands hardware that canThe Resideo ZD28X8TZ is a heavy duty, 28" x 8" parallel blade zone damper engineered for precise airflow management in high static pressure environments. Built with a rugged extruded aluminum frame and reinforced blades, this rectangular damper utilizes a 24Vac synchronous motor to deliver reliable two position control. The power closed spring return open configuration ensures a fail safe normally open state, maintaining critical ventilation during