Resideo ZD20X24TZ Damper Freon 11 and 11M (manual reset)

11 and 11M (manual reset) versions typically feature a black terminal panel

Check your data plate

ensuring matched airflow and pressure specs

typically involving terminals 1 and 2 for power and 3

With a Max Working Pressure (MWP) of 260 psig and a high Kv value of 3

Resideo ZD20X24TZ Damper Freon 11 and 11M (manual reset)The Resideo ZD20X24TZ is a heavy duty parallel blade zone damper designed for precision airflow control in multi zone HVAC systems. Building on the reliable design of the legacy ZDB 20X24, this 20 inch wide by 24 inch high damper features a synchronous motor mounted on the 24 inch side. Operating on a standard 24Vac signal, the actuator utilizes a power closed spring return open configuration, ensuring the zone defaults to an open state during power