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Superior 36 Inch Vent Free Gas Firebox - VRT3136

Superior 36 Inch Vent Free Gas Firebox - VRT3136


Regular price $1,049.00 USD
Regular price Sale price $1,049.00 USD
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This product is a vent free firebox, it does not include a log set, burner interior panel or mantel. It's basically a metal box that can be installed in a wall and a vent free log set can be added to it to create a fireplace. If you're looking for a vent free option that includes the burner and log set, checkout our vent free gas fireplace selection.

These universal heat-circulating vent-free fireboxes combine performance, versatility and value to add the finishing touch and ambiance to any home. Standard features include multiple interior options and heat-circulating smooth-faced design for increased performance when using a blower. Combined with vent-free gas logs, the VRT3136 series is the choice for affordable comfort without compromise.

Superior VRT3136 Installation Manual

Superior VRT3136 Brochure


  • See all available accessories here
  • With refractory liners and floor
  • With fiber liners and black metal floor
  • Has a 24" tall opening and accepts most 24" vent-free gas logs
  • Heat-circulating with a clean face
  • Includes heat deflection hood
  • Durable textured powder coat finish
  • Includes mesh fire screens
  • Optional precision-cut decorative twin-pane screen doors in a textured iron finish
  • Optional blower kits available for all models
  • Optional outside air kit
  • 20-year limited warranty


Model VRT3136WS, VRT3136F

37-1/4" H x 41-3/4" W x 20" D


VRT3136WS: 69

VRT3132F: 57


1. How will the firebox be delivered? Will the delivery driver bring it into my house?

All fireboxes are delivered via freight (tractor trailer truck) to the specified street address you provide us, we do provide free lift gate service with all freight deliveries. The delivery driver is only responsible for unloading the items from the truck, not to move them anywhere. For more information on the delivery process visit our FAQ page.

2. Where are the accessories for this firebox?

You can find all of the available options on the accessories page.

3. How is the firebox vented?

This firebox is vent free and does not require any venting. Be sure to check your local codes as vent free appliances are not allowed in all states.


Superior 36 Inch Vent Free Gas Firebox - VRT3136 Dimensions



Superior 36 Inch Vent Free Gas Firebox - VRT3136 Technical Details


Product Details

Weight: 188 lbs.

Technical Drawings

Installation Manual

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Prop-65 warning CA residents View full details