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The Metal-Fab 4M6 is a round rigid pipe made from galvanized steel and aluminum designed for type B gas vent systems. This vent pipe measures four inches in diameter and seventy-two inches in length, suitable for a variety of HVAC applications.
This vent pipe is certified to NFPA 54, NFPA 211, and UL 441 standards, ensuring safety and reliability in gas venting applications.
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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