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Packaged Unit/RTU Parts > Lennox Packaged Unit/RTU Duct & Venting Parts > Exhaust Duct 73M21

Exhaust Duct 73M21

Item #2721850 | Lennox OEM Part #73M21

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Flue

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$523.40

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Exhaust Duct 73M21 Part Fits

  • Replaces Part Number LB-10733E
  • Replaces Part Number LB-107333E