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The Crown Products 667 is a square to round adapter measuring fourteen and one-eighth inches by twenty and one-quarter inches by fourteen inches. It is made of twenty-six gauge galvanized steel for durability. This adapter is essential for transitioning between square and round ductwork in HVAC applications.
This adapter allows for efficient airflow management between different duct shapes.
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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