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This is a Final Sale item and cannot be returned or refunded. Exceptions apply for damaged or defective items.
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The M&M Manufacturing 508-7 Starting Collar is built for 1 inch or 1-1/2 inch duct board. This product measures seven inches in diameter and provides a reliable connection point for ductwork. It is suitable for a wide range of HVAC applications.
This collar is crafted to support a tight seal and enhance airflow efficiency.
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