Description
The AprilAire 6618 is a round ventilation damper of the following size:
18 inches diameter
The AprilAire 6618 – 18″ Automatic Ventilation Damper is a motorized damper with durable 24 gauge construction. This automatic vent damper features a position indicator for easy troubleshooting. This AprilAire damper has a 2 wire design for easy installation.
The AprilAire 6618
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