Resideo - Honeywell Home ZD28X20TZ Zone Control Damper

Introducing the ZD28X20TZ Zone Control Damper, a high-efficiency rectangular zone control damper with parallel blades designed for precise zoning in HVAC systems. Sized for a 28" x 20" duct, this damper features extruded aluminum blades for durability and a 24V AC motor for reliable operation.

Built for robust ductwork, it supports a maximum static pressure of 1 inch WC and maintains a low pressure drop, helping to optimize airflow, energy efficiency, and comfort in every zone.

• Spring return, fail-safe and normally open operation for reliable airflow control
• Mechanical visual position indicator plus LED indication for quick status checks
• Side-mount motor with 90-degree rotation and 30-second power-open timing
• Low pressure drop under 0.033 in. WC at 800 fpm; maximum static pressure 1 in. WC
• Operating temperature 40–140°F; 24V AC, 60 Hz, 8 VA motor rating

Ideal for residential or light commercial zoning, this damper combines durability with quiet, dependable operation.

Durable construction with extruded aluminum blades and a side-mount motor ensures long service life in demanding environments. This zone control damper is designed for easy integration into existing ductwork and HVAC controls.