Superior BRT4342 42" Traditional B-Vent Gas Fireplace
The Superior BRT4342 42" Traditional B-Vent Gas Fireplace combines classic styling, powerful heating, and realistic fire ambiance for a warm, inviting home. Part of the BRT4000 Series, this B-Vent gas fireplace features a multidimensional refractory log arrangement and deep glowing ember bed that create an authentic wood-fire appearance. Its aluminized “U” tube dual burner delivers up to 40,000 BTU, providing impressive warmth and a vibrant flame presentation for living rooms, family rooms, and other interior spaces.
Designed for a clean, refined installation, the BRT4342 ships with a smooth-face design and convenient hidden screen pockets. An easy-access flue damper with a safety shut-off switch enhances operation, while the white refractory interior and included white brick hearth add timeless character. Combining traditional gas fireplace styling, dependable heat, and realistic fire features, the Superior BRT4342 is an excellent choice for classic home interiors.
Features
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36-Inch & 42-Inch Models: Available in radiant smooth-faced models to complement traditional home interiors and fireplace installations.
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Dual-Tube Burner: Dual-tube burner system uses 6" B-vent for reliable venting and consistent fireplace performance.
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Millivolt or Electronic Ignition: Choose standing-pilot millivolt or electronic ignition for convenient, reliable startup.
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Dramatic Yellow Flames: Bright yellow flames combined with a glowing ember bed create a realistic wood-burning fire appearance.
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Ceramic Fiber Split Oak Logs: Detailed “split oak” ceramic fiber log set with log grate enhances the authentic traditional fireplace look.
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White Stacked Refractory Interior: White stacked refractory panels across the sides, back, and hearth provide added depth and classic visual appeal.
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Hidden Screen Pockets: Retractable fireplace screens disappear into concealed pockets for a clean, smooth-faced appearance.
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Hidden Gas Controls: Concealed gas controls with a damper safety switch provide convenient access while maintaining a streamlined fireplace design.
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Durable Powder-Coat Finish: Textured powder-coat exterior finish provides lasting durability and complements traditional décor.
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Optional Outside Air Kit: Available outside air kit can enhance fireplace performance and combustion air management.
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Optional Remote Controls: Remote control options are available for all models for convenient fireplace operation.
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Pre-Wired Electrical J-Box: Dual-access, pre-wired electrical J-box simplifies electrical connections during installation.
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20-Year Limited Warranty: Long-term warranty coverage provides added confidence in the durability and performance of the Superior BRT4342 gas fireplace.
What to Order With It
Standard with this model (Superior 2026 price book): Hidden screen pockets, easy access flue damper with safety shut-off switch, and white refractory panels. Venting components are ordered separately — see Venting under Specifications. Everything below is optional.
Optional — Glass Doors:
Optional — Outside Air Kits:
Optional — Remote Control Kits:
Optional — Fuel Conversion Kits:
Specifications
| Specification |
Details |
| Brand |
Superior Fireplaces |
| Model |
BRT4342 — BRT4342TMN-B, BRT4342TMP-B, BRT4342TEN-B, BRT4342TEP-B |
| Order Number |
F3210 — BRT4342TMN-B (natural gas, millivolt) · F3211 — BRT4342TMP-B (propane, millivolt) · F3212 — BRT4342TEN-B (natural gas, electronic ignition) · F3213 — BRT4342TEP-B (propane, electronic ignition) |
| Product Type |
B-Vent Gas Fireplace |
| Venting |
Natural draft — 6" Type B gas vent (sourced locally), vertical termination |
| Fuel Type |
Natural gas or propane (choose variant) |
| Ignition |
Electronic/ Millivolt |
| Framing Width |
48-1/4" |
| Framing Height |
44-3/8" |
| Framing Depth |
23-1/8" |
| BTU/hr |
40,000 (natural gas or propane) |
| Design Style |
Traditional |
| View Style |
Front-View |
| Controls |
Optional Remote |
| Agency Listing |
Built to ANSI Z21.50 Standard |
| Warranty |
20 Year Limited (certificate 900223-00 Rev C) |
Documents and Downloads
Superior does not publish a separate architect’s guide or a public service manual for this model; the specification sheet is the architect-facing document. Call us if you need service information and we will get it from Superior.
Warranty
THE WARRANTY Innovative Hearth Products ("IHP") 20 Year Limited Warranty warrants your Superior® Brand gas fireplace, Stove or Insert ("Product") to be free from defects in materials and workmanship at the time of manufacture. The product body, firebox and barrier carry the 20 Year Limited Warranty. Ceramic glass carries the 20 Year Limited Warranty against thermal breakage only. After installation, if covered components manufactured by IHP are found to be defective in materials or workmanship during the 20 Year Limited Warranty period and while the Product remains at the site of the original installation, IHP will, at its option, repair or replace the covered components. If repair or replacement is not commercially practical, IHP will, at its option, refund the purchase price or wholesale price of the IHP product, whichever is applicable. IHP will also pay IHP prevailing labor rates, as determined in its sole discretion, incurred in repairing or replacing such components for up to five years. THERE ARE EXCLUSIONS AND LIMITATIONS to this 20 Year Limited Warranty as described herein.
Click here for full Superior Fireplaces Warranty
