Resideo ZD12X8TZ Damper 320735-701 By utilizing this actuator stroke

By utilizing this actuator stroke adjustment kit

Precision Speed Control: The variable pitch design allows for a 3

Features precise guide pin alignment holes to prevent gasket displacement during high-torque head bolt installation

double-throw design provides versatile signaling for both normally open and normally closed safety circuits

This heater kit is essential for maintaining discharge air temperatures during defrost cycles in commercial HVAC maintenance applications

Resideo ZD12X8TZ Damper 320735-701 By utilizing this actuator strokeThe Resideo ZD12X8TZ is a professional grade 12x8 zone damper designed for precision airflow control in multi zone HVAC systems. This parallel blade damper features a heavy duty galvanized steel construction with a synchronous motor mounted on the 8 inch side for high torque reliability. Engineered as a power closed spring return open actuator system, it ensures the zone defaults to the open position during power loss, maintaining critical airflow.