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The Gray Metal Products 5897 is a 9"x7" increaser/reducer without crimp, model 311P. This component is designed to connect ventilation ducts of differing sizes. It facilitates smooth airflow transition between a 9-inch duct and a 7-inch duct. Use cases include HVAC systems and ductwork modifications.
The Gray Metal Products 5897 increaser/reducer connects 9-inch and 7-inch ducts, ensuring efficient airflow in ventilation systems.
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