Resideo - Honeywell Home ARD7TZ Zone Control DamperThe ARD7TZ Zone Control Damper from Resideo Honeywell Home delivers precise airflow control for residential zoning. This round, automatic, 1 blade damper uses a 24V AC, 60 Hz motor to regulate dampers efficiently and quietly. It is compatible with standard zoning controllers and ductwork, enabling precise balancing of multiple zones. Designed for reliability in a zoning system, it features a power open timing of 30 seconds and a spring return to

Engineered for compatibility with condensing gas furnaces

The valve opens and closes in about 1 second

consistent blade balance

it delivers long-term reliability in demanding home heating environments

direct-coupled valve actuator operates at 100–130 VAC with a 50/60 Hz rating

With a clean white rectangular vertical cover

Reverse-action pneumatic humidistat for stable humidity control in varying environments

Type: Angle

The compact design uses a Type 3/8 inch x 3 inch bulb with a 10-foot capillary and fixed differential to maintain stable temperatures across demanding environments

This standard thermostatic radiator valve dial and sensor is perfect for RA-2000 models

With UL approval for Canada and US

reducing wear on blower motors and improving indoor climate control during cold seasons