Resideo ZD18X8TZ Damper 321894-708 Contaminant Capture: Removes micronic particles

Contaminant Capture: Removes micronic particles that lead to premature wear and tear on sensitive internal HVAC components

Durable Construction: The NEMA 4 (IP67) enclosure and Viton seals allow for installation in demanding indoor or outdoor atmospheres

For contractors maintaining or repairing Bard HVAC systems

Safety Certified: CSA Listed for verified performance under standard operating conditions

it must be installed with the flow in the direction of the arrow on the valve body to ensure the pilot-operated disc functions correctly against system pressure

Resideo ZD18X8TZ Damper 321894-708 Contaminant Capture: Removes micronic particlesThe Resideo ZD18X8TZ is a high performance 18x8 zone damper designed for precision airflow control in residential and commercial forced air zoning systems. This parallel blade damper features a power closed spring return open configuration, ensuring fail safe operation to the open position during power loss or system interruptions. Engineered for seamless integration with Honeywell Home zoning panels, the unit utilizes a robust 24VAC synchronous motor