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The Southwark Metal MFG CO 11504 is a flat long duct collar designed for a wide range of HVAC applications. This collar measures four inches in diameter and is made from twenty-eight gauge galvanized steel. It provides a strong and reliable connection for duct systems.
The Southwark 11504 duct collar is ideal for HVAC professionals seeking to ensure secure duct connections. Its flat long style enhances installation flexibility.
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