Resideo ZD28X8TZ Damper 321702-401 Engineered for a 1/2" stroke

Engineered for a 1/2" stroke configuration

5-20 ohms) before condemning the module

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

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

this mechanical switch operates on a liquid-filled sensing element

Resideo ZD28X8TZ Damper 321702-401 Engineered for a 1/2" strokeThe 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