The model SD is a commercial auxiliary zone damper assembly that includes a damper and modulating actuator. The SD zone damper can be used as an auxiliary damper when wired to a ZD damper actuator in applications where more than one damper is required in a single zone.
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Modulating Round Auxiliary Dampers
Original price was: $125.78.$91.58Current price is: $91.58.
Free shipping on orders over $50Availability: 41 in stock
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