Honeywell ARD18TZU ARD Automatic Round Damper 24 Vac Spring-returnDamper Motor TrueZONE Round Supply Damper

18 in. Round Automatic Damper

The ARD is a round damper with a 24 Vac, spring-return damper motor used to control circulating air in heating, cooling, and ventilating systems.

The damper is shipped as a powered closed/spring return open damper. The damper can be field-converted to a power open/spring return closed damper when used as an independent zone or for fresh air intake for ventilation or combustion make-up air.

Honeywell Automatic Round Damper power-close, spring-open models ensure low leakage while controlling circulating air in heating, cooling and ventilation systems.

Features

• Features galvanized steel with single-blade damper, which closes off tightly against gasket for minimal leakage
• Designated as power closed/spring return open damper for use with Honeywell Zoning Systems
• Can be field-converted when used as an independent zone or for fresh air intake
• Rated to operate up to 1-inch wc
• Male (crimped) and female (uncrimped) ends to connect to any rigid or flexible round duct.
• Available in 5- to 10-inch, 12-, 14-, 16-, and 18-inch diameter sizes

Product Specifications

Application: Zone Damper

Item Type: Product

Voltage: 24V

Size (in.): 18 in. diameter

Length: 18.5 Inches (in)

Width: 23.0 Inches (in)

Height: 20.1 Inches (in)

Motor or Actuator Mounting: Side or Top

Damper Type: Single-blade, round

Shape: Round

Motor: Power closed, spring open

Motor Timing: 30 seconds power open/10 seconds spring return

Other Motor Information: Simplified range stops