Resideo - Honeywell Home ARD12TZ Zone Control DamperZone Control Damper is a key component for precise HVAC zoning. The ARD12TZ from Resideo Honeywell Home is an automatic, round, single blade zone control damper designed for 12 inch ductwork, with a 22 gauge galvanized steel blade and a 24 gauge frame for durable performance. It features fail safe operation with a normally open default and a spring return action, plus an adjustable close position range stop for precise dampening. The 24V AC, 60 Hz

Insertion length 10 inches

and dependable performance across a range of burner configurations

offering stable signal handling and durable construction for long-term use in broadcast-quality environments

and low-maintenance operation

Compatibility: Specifically designed for Armstrong 81L76 and IMCC2-3 controllers within HVAC systems

Humidity range 5–95% RH non-condensing

and maintain efficient venting across operating temperatures

semi-solid lubricant designed for precision lubrication and efficient thermal distribution in HVAC control components

With four distinct speeds

Design: Electromechanical timer for reliable safety-critical control

the valve supports easy integration with Heil Quaker/ICP equipment and related automation setups

Water Feeder Gasket from McDonnell & Miller is designed for the 21/221 Series Make-Up Water Feeder