Resideo ZD18X6TZ Damper 321142-301 Complete Maintenance Set: Contains the

Complete Maintenance Set: Contains the diaphragm assembly

and chiller interlock circuits

The Trane VAL8685 features a 3/8" ODF inlet and a 1/2" ODF outlet

Set your meter to the DC millivolt scale

Contractors rely on this 120V solenoid valve for its fast response times and durable construction

Resideo ZD18X6TZ Damper 321142-301 Complete Maintenance Set: Contains theThe Resideo ZD18X6TZ is a heavy duty 18x6 zone damper designed for precision airflow management in forced air zoning systems. Built with a robust extruded aluminum frame and parallel blades, this rectangular motorized damper ensures low leakage performance and structural integrity in high static pressure environments. It features a high torque 24VAC synchronous motor that operates on a power close, spring return open logic, making it a reliable fail