Medium B-Vent Gas Inserts

The Regency Energy U31 B-vent gas fireplace insert is well suited to installation in older homes. This mid-sized gas insert provides ample radiant and convective heat for most mid-sized living spaces. The U31 gas insert includes a variable speed blower to help circulate the warmth of the fireplace throughout the room. Rest easy knowing that you are buying a quality gas insert with Regency's industry leading limited lifetime warranty. Stay warm even during the worst storms with the U31 gas fireplace insert that continues to operate safely without electricity. 

*U31 is only available in US

U31 Gas Insert Key Features

  • Efficient upgrade to keep the heat in your home
  • B-vent application is ideal for older homes
  • Operates on natural gas or propane
  • Safely operates without electricity
  • Variable speed blower to distribute heat efficiently
Energy Specifications NG LP ULPG
Maximum BTUs/hrinfo 30,000 27,500
Turn Down BTU 14,500 13,700
Efficiency 58.45 59.29%
EnerGuide Rating 51.42% 47.41%
Unit Dimensions IN
Width (front)
Width (back)
Height
Depth
View Full Specs
Regency products are built from scratch right here in North America using highly skilled labour and advanced manufacturing techniques. Coupled with high-quality materials our end-to-end manufacturing process allows us to stand behind our products with industry leading warranties

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Customize your U31 Gas Insert & find the perfect combination of accessories for your home

Customize your U31 Gas Insert

Faceplate

Contour Black
Contour Black
Low Profile Black
Low Profile Black
Open U31 in Fireplace Design Center

Louvers

Black Louvers
Black Louvers
Open U31 in Fireplace Design Center

Hearth Trim

Black Trim (1
Black Trim (1", 2", 4" or 6")
Open U31 in Fireplace Design Center

Inner Panels

Brick Panel - Old Town Red Standard
Brick Panel - Old Town Red Standard
Brick Panel - Rustic Brown Herringbone
Brick Panel - Rustic Brown Herringbone
Brick Panel - Rustic Brown Standard
Brick Panel - Rustic Brown Standard
Open U31 in Fireplace Design Center

Controls

Basic Thermostat
Basic Thermostat
Programmable Thermostat
Programmable Thermostat
Open U31 in Fireplace Design Center

Specifications

The following specifications and literature apply to this product. You can also design your own fireplace with the Fireplace Design Center.

Energy Specifications NG LP
Maximum BTUs/hrinfo 30,000 27,500
Turn Down BTU 14,500 13,700
Efficiency 58.45 59.29%
EnerGuide Rating 51.42% 47.41%
General Specifications
Product Size Medium
View Area 380 sq.in.
Room Size Medium
Vent Type B-Vent
Vent Size (Air Intake) N/A
Vent Size (Exhaust) 4"
Min. Fireplace Opening
Width (front)
Width (back)
Height
Depth

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