Superior Fireplaces


Superior 36" BRT4336 Traditional B-Vent Gas Fireplace

Ignition System: Millivolt
Fuel Type: Natural Gas

Glass Doors

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Outside Air Kits

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Remote Control Kits

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Fuel Conversion Kits

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Estimated Arrival: Between and . (To All Contiguous States)

✔ Same-Day Order Processing
✔ Free Returns
✔ No Restocking Fees
✔ Financing Options Available

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The BRT4300 B-Vent Fireplaces feature a multidimensional refractory log arrangement and deep glowing ember bed. An aluminized "U" tube dual burner provides real wood-fire ambiance with 40,000 BTU. The BRT4000 ships smooth faced and include hidden screen pockets, easy access flue damper with safety shut-off switch, and white refractory. Includes white brick hearth.


  • Available in 36” and 42” radiant smooth-faced models
  • BRT40/43/45 - Dual tube burner uses 6” b-vent
  • Millivolt (Remote-ready) or electronic ignition
  • Dramatic yellow flames with glowing ember bed
  • Detailed ceramic fiber “split oak” log set with log grate
  • BRT43 - White stacked refractory panel interior (sides, back and hearth)
  • Screens retract into hidden screen pockets
  • Hidden gas controls with damper safety switch
  • Durable textured powder coat finish
  • Optional outside air kit for increased performance
  • Optional remote controls available for all models
  • Dual access pre-wired electrical J-box
  • 20 year limited warranty


Model BRT4336
Venting Type B-Vent
Framing Width 41-1/4"
Framing Height 40-3/8"
Framing Depth 21-3/8"
BTU 40,000
Style Traditional
View Style See Through
Controls Optional Remote
Rating ANSI Z21.50
Warranty 20 Year Limited Warranty



Interior Liner

 White Stacked Liner

Glass Door


Standard Bi-Fold Glass Door

  • Extruded aluminum construction
  • Door set includes door track and rail for reliable use
  • Doors enhance the beauty and provide an added measure of safety and temperature control to the firebox

Perimeter Trim Kits


Perimeter Trim Kit

  • Covers unfinished edges around fireboxes
  • For use with indoor fireplaces, outdoor fireplaces, and gas fireboxes
  • *Not for use with Value Line Fireboxes

Remote Control and Wall Switches

Click to see Remote Control Kits and Wall Switches options

On/Off Remote and Receiver with White Wall Plate

  • On/off Remote and Receiver
  • White Wall plate included
  • Product Weight: 2 pounds
  • Standard Electronic On/Off Remote Control Kit 
  • For Electronic Only


Outside Air Kits

Click to see Outside Air Kit options
4" Air Kit with Collar, Hood & 3' Flex
  • Outside air combustion kit

4" Air Kit, Collar & Hood Only

  • Outside Combustion Air Kit
  • For use with Wood-Burning and B-Vent Gas Fireplaces

Outside Air Kit Collar, Hood & 3' Flex for Floor Venting

  • Size: 4 Inch
  • Category: Venting Kits
  • Product Type: Kits
  • Kit to draw outside air through a ventilated crawl space
  • Includes Appliance Collar and Floor Termination
  • Includes 3' flexible aluminum ducting
  • Maximum Ducting Length: 6' is recommended a maximum length

50 piece Bulk Outside Air Kit - Collar Only Kit

  • Size: 4 Inch
  • Category: Venting Kits
  • Product Type: Kits
  • Contractor's Case of 50
  • 4-inch Diameter Collars
  • Outside Wall Termination and Appliance Mounting Collar only
  • This kit fits virtually all Superior/Astria wood-burning appliances
  • Outside Termination screened to prevent pest intrusion
  • Hardware is included for the Inside Collar
  • Customer supplies aluminum flex duct and gear clamps to complete installation


Fuel Conversion Kits

Click to see Conversion Kits

Millivolt / Electronic - Natural Gas to Propane / Propane to Natural Gas Conversion Kit

  • Gas conversion kit
  • Designed for BRT4000 fireplaces

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