Closed Monday July 6, 2026

Astria

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  • Refractory, Rear - H3819

    Lennox
    $549.29
    Refractory, Rear for various IHP heating units. Genuine OEM partMay fit other models, please check your owner's manual for part number compatibility.
  • Refractory, Rear - H3824

    Lennox
    $603.01
    Refractory, Rear for various IHP heating units. Genuine OEM partMay fit other models, please check your owner's manual for part number compatibility.
  • Refractory, Rear - J4160

    Lennox
    $1,247.83
    Refractory, Rear for various IHP heating units. Genuine OEM partMay fit other models, please check your owner's manual for part number compatibility.
  • Refractory, Rear - J4282

    Lennox
    $531.44
    Refractory, Rear for various IHP heating units. Genuine OEM partMay fit other models, please check your owner's manual for part number compatibility.
  • Refractory, Rear - J4587

    Lennox
    $549.29
    Refractory, Rear for various IHP heating units. Genuine OEM partMay fit other models, please check your owner's manual for part number compatibility.
  • Refractory, Rear - J4588

    Lennox
    $685.32
    Refractory, Rear for various IHP heating units. Genuine OEM partMay fit other models, please check your owner's manual for part number compatibility.
  • Refractory, Rear - J4591

    Lennox
    $685.32
    Refractory, Rear for various IHP heating units. Genuine OEM partMay fit other models, please check your owner's manual for part number compatibility.