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Hardy Wood Furnace Parts

Keep your Hardy Outdoor Wood Furnace running at peak efficiency with our selection of OEM replacement parts. Whether you own a Hardy H2, H4, or another model, these durable stainless steel units provide reliable heating for your home, domestic water, pool, or shop. Designed to reduce energy costs and eliminate indoor wood, smoke, and ash handling, Hardy furnaces are a clean, safe, and efficient alternative to traditional heating systems. Regular maintenance is key to ensuring your unit’s longevity and performance.

We offer a wide range of replacement parts to keep your furnace in top condition, including grates, solenoids, float switches, gaskets, baffles, and water indicators. Our fast, free shipping and expert tech support make it easy to find and install the parts you need. Trust us to provide everything necessary for maintaining or repairing your Hardy Furnace, so you can enjoy efficient, hassle-free heating for years to come.

If you cannot find the Hardy replacement parts you are looking for, please call, e-mail, or fill out our Parts Request Form and we will be happy to assist you. Mountain View Hearth Products is the largest dealer of Hardy parts online and is committed to offering excellent customer service.

Mountain View Hearth Products is an authorized dealer of Hardy heater parts. We carry the full line of OEM replacement parts currently available for Hardy wood furnaces and boilers. Shop online for Hardy H2 parts, Hardy H4 parts, and other models both common and less common.

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  • Hardy Pex Fill Line - 3/8" OD x 10" (400.75) Hardy Pex Fill Line - 3/8" OD x 10" (400.75)
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    Hardy Pex Fill Line - 3/8" OD x 10" (400.75)

    Replacement pex fill line for Hardy wood furnaces. Measures 3/8" OD x 10". Fits the following models: Hardy Wood Furnaces: H2 H4 Hardy part # 400.75OEM Hardy part May fit other models, please check your owner's manual for part number...
    $15.00
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  • Hardy Smoke Stack Cap - 8" (3107.36) Hardy Smoke Stack Cap - 8" (3107.36)
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    Hardy Smoke Stack Cap - 8" (3107.36)

    Replacement smoke stack cap for Hardy wood furnaces. For 8" pipe, measures 14-7/8" x 14-7/8" x 8-3/4". Hardy part # 3107.36OEM Hardy part May fit many models, please check your owner's manual for part number compatibility.
    $79.00
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  • Hardy Flanges - 3/4" C.I. (501.42) Hardy Flanges - 3/4" C.I. (501.42)
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    Hardy Flanges - 3/4" C.I. (501.42)

    Replacement flanges for Taco 008 and 009 pump for Hardy wood furnaces. Note: This set includes the nuts, bolts, and gaskets. Hardy part # 501.42OEM Hardy part May fit many models, please check your owner's manual for part number compatibility.
    $17.00
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  • Hardy Smoke Stack Trim - 8" (3107.30) Hardy Smoke Stack Trim - 8" (3107.30)
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    Hardy Smoke Stack Trim - 8" (3107.30)

    Replacement smoke stack trim for Hardy wood furnaces. For 8" pipe and measures 11-7/8" x 11-7/8" x 3-1/2". Hardy part # 3107.30OEM Hardy part May fit many models, please check your owner's manual for part number compatibility.
    $42.00
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  • Hardy SS Flanges - 3/4" (502.60) Hardy SS Flanges - 3/4" (502.60)
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    Hardy SS Flanges - 3/4" (502.60)

    Replacement SS flange for Hardy wood furnaces. Please check your owner's manual for compatibility.  Note: this set includes the nuts, bolts, and gaskets. Hardy part # 502.60OEM Hardy part
    $50.00
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    Hardy Guardian Damper Solenoid (2001.05)

    Replacement guardian damper solenoid for Hardy wood furnaces. Fits the following models: Hardy Wood Furnaces: H2 H3 H4 H5 Hardy part # 2001.05OEM Hardy part May fit other models, please check your owner's manual for part number compatibility.
    $96.00
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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.

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