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The M&M 50818 508 Start Collar is a round metal component designed for ductboard. This collar plays a crucial role in connecting ducts and initiating airflow in HVAC systems. It is compatible with standard duct sizes and is suitable for various applications in air distribution systems.
Round start collar for effective duct transitions.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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