Round damper with 24-volt, spring return damper motor used to control volume of circulating air in heating, cooling, and ventilating systems.

• Galvanized steel.
• Single-blade damper.
• Shipped as power closed/spring return open damper, for use with Trol-A-Temp. Zoning Systems.
• Can be field-converted to power open/spring return closed damper when used as an independent zone or for fresh air intake.
• Blade closes off tightly against gasket for minimal leakage.
• Rated to operate up to 1 in. wc.

Available in 6, 7, 8, 9, 10, 12, 14, 16, and 18 inch diameters.

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