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The Metal-Fab MF3MVC is a double wall vent collar designed for effective ventilation in HVAC systems. This vent collar is suitable for use with B-vent chimney systems, making it a reliable option for various ducting applications.
This vent collar provides a secure connection between vent pipes, enhancing airflow efficiency in your system.
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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