WRT3920 Parts

The WRT3920 high-efficiency EPA certified wood-burning fireplace is a compact and stylish heater. Advanced combustion system technology and variable combustion air control allow you to enjoy extended continuous burns, greatly reducing the need to add more wood to the fire. And with a clean-face design and expansive viewing area, the WRT3920 allows you to take pleasure in the beauty of an unobstructed fire.

We carry the full line of OEM replacement parts currently available for Superior WRT3920 wood 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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  • Security & Superior Back Refractory (PR-SR2826) Security & Superior Back Refractory (PR-SR2826)
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    Security & Superior Back Refractory (PR-SR2826)

    Replacement back refractory for Security and Superior wood-burning stoves and fireplaces. Part measures 20-5/8" x 13-1/8". Fits the following models: NOTE: To prevent cracking due to thermal shock, we recommend seasoning the refractory by building...
    $329.00
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  • IHP Stove Bright Paint - Metallic Black (H8159) IHP Stove Bright Paint - Metallic Black (H8159)
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    IHP Stove Bright Paint - Metallic Black (H8159)

    Metallic black colored paint for IHP Stoves, Fireplaces, and Inserts. This Stove Bright high temp paint can be used for complete stove refinishing. It can be used to match stove color to room decor, or for touching up worn, chipped, or heat bleached...
    $32.00
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  • Astria & Superior Ceramic Baffle Kit (F3545) Astria & Superior Ceramic Baffle Kit (F3545)
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    Astria & Superior Ceramic Baffle Kit (F3545)

    Replacement ceramic baffle kit for Astria & Superior wood fireplaces. Fits the following models: Astria Wood Fireplaces: Ladera CAT Superior Wood Fireplaces: WRT3920WS CAT Astria part # F3545OEM IHP part May fit other models, check...
    $123.00
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    IHP Fan Control w/ Wall Plate (VRUW)

    Replacement variable speed control with decorative wall plate for Astria, Lennox and Superior wood fireplaces. Fits the following models: Astria Wood Fireplaces: Bainbridge Montecito Montecito Estate Montecito Estate CAT Villa Vista CD Villa...
    $149.00
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  • IHP Glass Gasket (PR-SR1685H)
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    IHP Glass Gasket (PR-SR1685H)

    Replacement around glass gasket for Astria, Security, and Superior wood stoves. Fits the following models: Security Wood Stoves: BIS Nova Superior Wood Stoves: WRT3820WS WRT3920WS WRT3920-B Astria Wood Stove: Ladera BK Ladera BN IHP...
    $79.00
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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.