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The M&M Manufacturing 508S6 is a ductboard starting collar with holes and a sealed flange. This collar is designed for easy installation in duct systems. The sealed flange helps to provide a tight fit and reduce air leaks.
This collar is essential for HVAC systems, providing a secure connection for ductwork. Its lightweight nature allows for easy handling during installation.
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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