Lennox Gas Parts

In 2012 Lennox Hearth Products merged with FMI and formed a new company called Innovative Hearth Products or IHP. Going forward the Lennox brand name will be phased out and replaced with IHP.

We carry the full line of OEM replacement parts currently available for Lennox gas stoves and fireplaces. If you cannot find the part you are looking for please call, e-mail or fill out our Parts Request Form and we will be happy to assist you.

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  • Lennox Spectra 40N Gas Train Upgrade Kit - NG (H8095) Lennox Spectra 40N Gas Train Upgrade Kit - NG (H8095)
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    Lennox Spectra 40N Gas Train Upgrade Kit - NG (H8095)

    Replacement natural gas (NG) gas train upgrade kit for Lennox gas fireplaces. Fits the following models: NOTE: This kit will replace an obsolete Honeywell gas train assembly with a Proflame gas train assembly. This kit includes: 1 ea. Gas Train...
    $1,095.00
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  • FMI & Vantage Hearth Lava Rock (J7277)
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    FMI & Vantage Hearth Lava Rock (J7277)

    Replacement 8lb Bag of Lava Rock for FMI gas fireplaces and inserts. For NG & LP units. Fits the following Comfort Glow, Comfort Flame, Desa, FMI, Vanguard and Vantage Hearth models: FMI...
    $21.00
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  • Lennox Elite & Merit Top Louver Assembly (H6337) Lennox Elite & Merit Top Louver Assembly (H6337)
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    Lennox Elite & Merit Top Louver Assembly (H6337)

    Replacement upper / top louver assembly for Lennox Merit and Elite gas stoves, fireplaces, and inserts. Fits the following models: Elite Gas Fireplaces: ED3530CNM ED3530CPM ED3530CNE Merit Gas Fireplaces: MPD35RPM MPD35RNM IHP part #...
    $83.00
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  • Lennox Gas Fireplace Thermocouple (H2295)
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    Lennox Gas Fireplace Thermocouple (H2295)

    Replacement thermocouple for Lennox Gas Fireplaces, Inserts, and Stoves. Fits the following Lennox models:Signature Gas Stoves: LSM40MN LSM40MP LSM45MN LSM45MP LSM40MN-2 LSM40MP-2 LSM45MN-2 LSM45MP-2 Lennox part # H2295 OEM Lennox / IHP part...
    $27.00
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    Lennox Grate Assembly (H6496)

    Replacement grate assembly for Lennox gas fireplaces. Fits the following model: Lennox Gas Fireplaces: HCE-4550 SGR-38 SGR-43 Lennox part # H6496Replaces old part numbers GR3843 and 25441OEM Lennox part  May fit other models, please...
    $165.00
  • Lennox Lower Control Compartment Panel (H7262) Lennox Lower Control Compartment Panel (H7262)
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    Lennox Lower Control Compartment Panel (H7262)

    Replacement lower control compartment panel for Lennox gas fireplaces. Fits the following models: Lennox Gas Fireplaces: SLDVT-35NE SLDVT-35NM SLDVT-35PM Lennox part # H7262OEM IHP part May fit other models, please check your owners manual...
    $50.00
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  • Lennox Merrit Conversion Kit - NG (H2014) Lennox Merrit Conversion Kit - NG (H2014)
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    Lennox Merrit Conversion Kit - NG (H2014)

    Replacement propane (LP) to natural gas (NG) conversion kit for IHP gas fireplaces. Fits the following models: Lennox Merit Gas Fireplaces: LMDV-4035CPM MPD35ST-NM MPD35ST-PM MPB35ST-NM MPB35ST-PM ELDV40PM IHP part # H2014 OEM IHP part May...
    $128.00
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  • Lennox Pilot Assembly - LP (H5881)
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    Lennox Pilot Assembly - LP (H5881)

    Replacement propane (LP) pilot assembly for Lennox gas stoves, fireplaces and inserts. Fits the following Lennox / IHP Gas Fireplace Models: Country Gas Stoves: Firestar Freestanding B-Vent GS2 Firestar Insert B-Vent GC2 Firestar Insert B-Vent Gas...
    $125.00
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  • Lennox Upper Bustle (H6352) Lennox Upper Bustle (H6352)
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    Lennox Upper Bustle (H6352)

    Replacement Upper Bustle for Lennox Gas Fireplaces. Measures 42.67" in length. May fit multiple models, please check your owner's manual for part number compatibility.   Lennox part # H6352Replaces old part number H3742OEM IHP part
    $45.00
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Why Buy Parts from Mountain View Hearth Products?

We’re the world’s largest source for stove, fireplace, grill, and appliance repair parts. Whether you’re fixing a decades-old wood stove or replacing a worn-out control board on a high-end grill, we make it easy to get the right part — fast.

We stock both original manufacturer parts and high-quality alternatives — so you get the same great fit and performance, often with more affordable options to choose from.

Most sellers only carry the basics like blowers and igniters. We go deeper — with brackets, trim, switches, control panels, gaskets, screws, and more. If your unit has it, chances are, we carry it.