Resideo ZD20X16TZ Damper 321702-401 2°C interchangeability for tight control

2°C interchangeability for tight control in industrial automation

Durable Construction: Built to withstand high flue gas temperatures and the corrosive environment of high-efficiency combustion cycles

Durable Construction: Built with industrial-grade materials to withstand the high temperatures and vibrations common in rooftop equipment

ensuring fast and stable flame establishment

Resideo ZD20X16TZ Damper 321702-401 2°C interchangeability for tight controlThe Resideo ZD20X16TZ is a professional grade rectangular zone damper engineered for tight airflow control in multizone forced air systems. This 20x16 parallel blade damper utilizes a 24VAC synchronous motor mounted on the 16 inch side, featuring a power closed spring return open configuration. Designed for fail safe operation, it automatically reverts to the open position during power loss to ensure continuous ventilation. The assembly is constructed