Resideo - Honeywell Home EARD8TZ

The EARD8TZ is a 24V economizer round ventilation damper (Normally Closed) designed for Truezone zoning systems, part of the Resideo Honeywell Home family. This 8-inch round damper delivers precise airflow control, enabling efficient fresh-air ventilation while preserving comfort in residential HVAC setups.

Engineered for easy installation and long-term reliability, the EARD8TZ integrates with standard HVAC controls to optimize energy use and occupant comfort. Its durable construction and tight-sealing blade ensure dependable operation year after year.

• 8" round opening fits standard round ducts for straightforward retrofits and installations.
• 24V control provides compatible, low-voltage operation with typical thermostats and controllers.
• Economizer mode supports energy-saving ventilation by cycling outdoor air when conditions permit.
• Normally Closed design minimizes unintended drafts when cooling or ventilation is not required.
• Truezone compatible enables precise zoning for balanced airflow across multiple zones.
• Durable construction with corrosion-resistant materials for reliable performance in varying indoor environments.