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      Quadra-Fire QFI35FB Gas Insert shown with Firescreen Leaves in black

      Quadra-Fire QFI35FB Gas Insert
      What is MSRP?
      Starting at $3,567

      Define your favorite room. The QFI35FB offers classic styling with impressive technology. A FireBrick™ interior delivers traditional looks—and 25% more radiant heat. Save money on heating and make the QFI35FB your own with numerous attractive finishing options.

      • 35" viewing area
      • Flush hearth design with large viewing area
      • Illuminated ember bed

      See the Quadra-Fire Gas Fireplace Inserts Burning

        Key Features and Technologies

        Learn more about key product features and technologies.

        • FireBrick Technology
        • Direct Vent Technology

        Is This Product Right For You:

        Room Size: (Learn More)
        BTU/Hr Input: (Learn More)
        Estimated Hourly Operating Cost: (Learn More)
        Recommended Maintenance: (Learn More)

        Current Offers

        • Sign up to Save $100
          Sign up to get your personalized coupon for $100 off a fireplace, stove or insert. Offer expires 7/5/2016.

        Model Comparison


        Have complete control over your fire. Controls listed are tested and approved for recommended use with the hearth systems indicated.

        • IntelliFire Plus RC300


        A variety of available front and operable door options offer a tailored appearance to any hearth. A wide range of color options will complement any home décor.

        A surround is required to fill the gap between the insert and the fireplace opening.

        • Finishes
          Tuscan Bar
        • Finishes
          Tudor Panel Front
        • Finishes
          Firescreen Leaves Front
        • Finishes
          Firescreen Front


        A surround, available in various sizes, is required to fill the gap between the insert and fireplace opening:
         - Small: 42" x 29"
         - Medium: 44" x 32"
         - Large: 48" x 32"
        • Finishes
          Gas Insert Surrounds

        Termination Options

        A termination cap finishes your gas insert with a clean, upscale look. And, these durable caps also protect venting components and ensure safe exhaust flow.

        • Finishes
          Square Termination Caps
        • Finishes
          Round Termination Caps


        The shelf mantel is available in 48”, 59” or 72” lengths and with designs that accent any room.

        • Finishes
          Bennington Shelf
        • Finishes
          Covington Shelf
        • Finishes
          St Cloud Shelf

        Dimensions in inches. Refer to installation/owner's manual for detailed specifications on installing this product. Hearth & Home Technologies reserves the right to update units periodically. Product installation must adhere strictly to instructions shipped with product.

        Model Specifications


        Unit Front Width: 34-5/8
        Front Width Min. Firebox Opening: 35-1/8
        Unit Back Width: 25
        Back Width Min. Firebox Opening: 25-1/2
        Unit Height: 24-3/8
        Height Min. Firebox Opening: 24-5/8
        Unit Depth: 17-7/8
        Depth Min. Firebox Opening: 18-1/8
        Viewing Area: 31-3/8 x 19-7/8
        BTU/Hour Input: 40,000

        Specification Images

        Efficiency Chart


        Steady State: 85.8% NG
        AFUE: 73.1% NG
        Canada EnerGuide: 72.9% NG

        Heat output will vary depending on the type of fuel used. The flame and ember appearance may vary based on the type of fuel burned and the venting configuration used. Actual product appearance, including flame may differ from image shown. Refer to the owner's manual for complete clearance requirements and specifications. Product specifications and pricing subject to change without notice. For testing and listing information please refer to the owner's/installation manual.

        *For select products: Heating capacity to be used as a guide only. See your local dealer for help in determining the product that best suits your heating needs based on climate and home efficiency.
        For wood-burning appliances: Actual burn times will vary based on how the appliance is operated, load size, moisture content and type of wood used, and installation.

        Product Brochures

        Installation Manuals

        Service Parts