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The METAL-FAB 4B90L elbow features factory-built double wall construction with a continuous laser-welded inner flue and casing. It has a 1" clearance to combustibles vent system, rated for continuous use of flue temperatures up to 570 degrees F. Silicone gaskets provide an airtight seal eliminating fly ash leakage. Innovative twist-locking connections rotate 130 degrees.
This 4 inch, 90 degree elbow is suitable for use with biomass fuels such as pellet, corn, wheat or other grassy and woody plants.
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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