Model HBT-221

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Model HBT-221 is a rectangular bubble-tight damper with square blades that allow for a lower pressure drop than models with circular or oval blade designs.

The blade seal is mechanically fastened to the blade and is field-replaceable for easier maintenance. A flanged damper frame enables easy mounting. Available with an electric, pneumatic, or manual actuator. Ideal for isolation or decontamination applications.

Manufacturer: Greenheck
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