Efficient Gas Insert

With AutoFire™

  • 738KN/KP & 739MN/MP
  • Auto
  • Valor Plus
  • High

G3 Gas Insert

The G3 was first introduced in 1991 as part of our flagship line and has been exceeding customer expectations ever since. Innovation, attention to detail and continuous improvement have positioned the G3 as the industry's number one selling radiant gas insert.

Easy-to-use, energy saving features make the G3 insert a true leader in efficient, effective zone heating.

Valor inserts provide peak performance and improved operating efficiencies—saving you energy with AutoFire™.


Model Max Input Min Input Max Output Energuide
738KN 24,000 6,500 16,169 61.20%
738KP 24,000 13,000 16,169 61.20%
739MN 24,000 6,500 18,132 70.30%
739MP 24,000 13,000 18,132 70.30%
Gas Type Natural Gas (NG) or Propane (LPG)
Remote Control Quick Guide | Manual
Viewing Area 26 ⅛" w x 12 ⅛" h = 317"²
Min. Cavity Dimensions 28" w x 20" h x 12" d
Wall Control 1265WSK
Installation Type Direct Vent or B-Vent
CAD's Fireplace CAD details.

Upgrade to Valor Gas Insert

Discover the benefits of upgrading to a Valor gas fireplace insert. Increase your overall home efficiency while providing ease-of-use heat controls and effective warmth distribution. Watch Now

AutoFire for Valor Gas Inserts

AutoFire™ for Inserts

AutoFire dynamically tunes your fireplace for peak performance and improved efficiencies. Higher outputs and less fuel consumption will save your home energy. Learn more

Options And Features

Fuel Beds
G3 Gas Insert Driftwood
739DWK | Driftwood
View Flame Video
G3 Gas Insert Log Set
739LSK | Logs
View Flame Video
G3 Gas Insert Rock Set
739RSK | Rocks
View Flame Video
G3 Gas Insert Rocks and Decorative Rock Set
761DRK | Decorative Rocks
View Flame Video
G3 Gas Insert Fluted Black Liner
739FBL | Fluted Black
View Now
G3 Gas Insert Reflective Black Glass Liner
739RGL | Reflective Glass
View Now
G3 Gas Insert Red Brick Liner
739VRL | Red Brick
View Now
Engine Options
738KN/KP B-Vent Insert Engine - Natural Gas or Propane
739MN/MP Direct Vent Insert Engine - Natural Gas or Propane
741SFB Contemporary Front - Black
741SVI Contemporary Front - Vintage Iron
742CFB Cast Iron Front - Black
743FVI FenderFire Double Door Front
744FVI FenderFire Single Door Front
745CFV Clearview Front - Vintage Iron (choose Fret option)
765CSB Contemporary Surround Front - Black (739 engine only)
765CSC Contemporary Surround Front - Copper (739 engine only)
765CSN Contemporary Surround Front - Brushed Nickel (739 engine only)
765CSPN Contemporary Surround Front - Painted Nickel (739 engine only)
772MBF2 Matte Black Front (739 engine only)
740CAP Clearview Access Panel
758CCB Clearview Cast Fret
1225VFB Ventana Fret
715CVI Cast Iron - Vintage Iron
746CTK 3-Sided Contour - Black
746VIK 3-Sided Contour - Vintage Iron
747DTK 3-Sided Deluxe - Black
748CTK 4-Sided Contour - Black
753OTK 3-Sided Oversized - Black
753OTV 3-Sided Oversized - Vintage Iron
756STB 3-Sided Square - Black
756STP 3-Sided Square - Brushed Nickel
756STV 3-Sided Square - Vintage Iron
757STB 4-Sided Square - Black
757STV 4-Sided Square - Vintage Iron
764PFB 4-Sided Square Picture Frame - Black
767STB 3-Sided Square - Black
Optional Backing Plates / Closure Plates
763BPB Backing Plate - Black
750OCP Oversized Closure Plate - Black
Optional Accessories
559CLT Co-Linear Terminal
559SFK Square Flashing Kit (for use with 559CLT)
720SWK Co-Linear Side Wall Kit (for use with 739J engine)
720SWK-M Co-Linear Side Wall Kit (for use with 739M engine)
725RTB Riser Kit - Black - 40" w x 2 ½" h
751LTK Lift Trim Kit - Black (must be used with 752BTK/BVK)
751LVK Lift Trim Kit - Vintage Iron (must be used with 752BTK/BVK)
752BTK Base Trim Kit - Black
752BVK Base Trim Kit - Vintage Iron
755CFK Circulating Fan Kit (739 engine only)
761DRK Decorative Rock Kit (addition to 739RSK)
762TRB Temperature Reduction Baffle
GV60BRK 1-Hour Shut Down Handset (739 engine only)
GV60NTK Non-Thermostat Handset (739 engine only)
GV60PAK Power Adapter Kit (739 engine only)


Additional Manuals or Options
ValorStat Plus ValorStat Plus Remote Manual and Quick Guide
770ZCK Zero Clearance Kit (738 engine only)
1265WSK Wall Switch Kit
Gas Conversion Kits
738 NGK G3 Insert B-Vent Natural Gas Conversion Kit
738 PGK G3 Insert B-Vent Propane Gas Conversion Kit
739 NGK G3 Insert DV Natural Gas Conversion Kit
739 PGK G3 Insert DV Propane Gas Conversion Kit
Archived Models & Accessories
Valor Fireplaces Safety Information


A Valor Barrier Screen is recommended with all fireplace applications, and is included with your purchase. Close adult supervision is required if there are young children, or at-risk individuals in your home. Learn more