Resideo ZD28X8TZ Damper 319852-301 High BTU Rating: Provides 4

High BTU Rating: Provides 4

ensuring the flame sensor is operating within the 1600-ohm threshold

Durable Construction: Nickel-plated forged brass body with stainless steel ball and stem offers extended service life in demanding HVAC environments

For contractors dealing with pressure fluctuations or overheating issues

Whether you are performing a standard maintenance overhaul or troubleshooting a low voltage control circuit issue

Resideo ZD28X8TZ Damper 319852-301 High BTU Rating: Provides 4The 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