7 Best Vented Gas Fireplace Inserts (November 2026)
The best vented gas fireplace inserts include the PuraFlame Western Electric Fireplace Insert with Fire for a plug-in visual upgrade, the Barton 10-Piece Ceramic Gas Fireplace Logs for vented gas log displays, and the PuraFlame Klaus 33" Electric Fireplace Insert for a traditional electric look.
On this page (8 sections)
- Best Vented Gas Fireplace Inserts
- How we chose these vented gas fireplace insert options
- Compare fuel, vent type and fit
- The top picks and useful alternatives
- How do you choose the right exhaust configuration?
- Should you choose natural gas or propane?
- Are gas logs enough, or do you need an insert?
- Verdict: match the appliance to the vent
Best Vented Gas Fireplace Inserts
The best vented gas fireplace insert is one that matches your fuel line, fireplace opening and approved exhaust route. This roundup includes decorative gas logs and electric inserts for comparison, but the only gas insert among these products is ventless, so it is not a vented substitute.
A vented setup needs a safe, compatible path for combustion exhaust to leave the home. First identify whether the home has natural gas or propane, then measure the firebox and have the vent system checked.
If fuel is still undecided, compare the best natural gas fireplace insert options with the best propane fireplace inserts. For an older masonry opening, start with gas fireplace inserts for old fireplaces.
Our picks at a glance
-
1
Best for a plug-in visual upgradePuraFlame Western Electric Fireplace Insert with Fire
9.7/10 our score
See it on Amazon -
2
Best for vented gas log displaysBarton 10-Piece Ceramic Gas Fireplace Logs
9.6/10 our score
See it on Amazon -
3
Best for a traditional electric lookPuraFlame Klaus 33" Electric Fireplace Insert
9.4/10 our score
See it on Amazon
- 4
Best for a birch-log appearanceCheck it - 5
Check itLegendFlame Damon 35 Inches Electric Fireplace Insert
Best for a wide electric surround - 6
Check itMasarflame 36'' Electric Fireplace Insert
Best for adjustable flame effects - 7
Check itDuluth Forge Dual Fuel Ventless Gas Fireplace
Best for dual-fuel ventless heating
How we chose these vented gas fireplace insert options
The central buying check is whether an appliance is actually vented and compatible with the home's fuel and exhaust setup. We compared product types, stated fuel compatibility, dimensions and practical fit details, and kept the distinction between gas appliances, decorative logs and electric inserts clear.
These seven options are ordered by their assigned scores, but a higher score does not mean a product is a vented gas insert. Only the Duluth Forge is a gas insert, and its stated design is ventless.
The PuraFlame and LegendFlame models are electric, while Barton and Uniflasy are decorative log sets.
Our score weighs specs, features and buyer feedback against what you're shopping for. Before buying any gas appliance, verify the exact model's vent type, fuel configuration and installation requirements with its instructions and a qualified installer.
Compare fuel, vent type and fit
A product's fuel and exhaust configuration matter more than its appearance when choosing a vented gas insert. Use the table to screen out products that don't match the type of appliance you need.
| Product | Best for | Fuel | Overall size | Heat use | Our score |
|---|---|---|---|---|---|
| PuraFlame Western Electric Fireplace Insert with Fire | a plug-in visual upgrade | Electric | 35 1/16 x 26 31/32 x 8 25/32 in | Supplemental heat, up to 400 sq ft | 9.7 |
| Barton 10-Piece Ceramic Gas Fireplace Logs | vented gas log displays | 9.6 | |||
| PuraFlame Klaus 33" Electric Fireplace Insert | a traditional electric look | Electric | 35.04 x 26.96 x 8.78 in | Supplemental heat, up to 400 sq ft | 9.4 |
| Uniflasy Gas Fireplace Logs | a birch-log appearance | 9.3 | |||
| LegendFlame Damon 35 Inches Electric Fireplace Insert | a wide electric surround | Electric | 43.7 x 30.6 x 11.6 in with trim | Supplemental heat, up to 400 sq ft | 8.8 |
| Masarflame 36'' Electric Fireplace Insert | adjustable flame effects | Electric | 35.6 x 8.84 x 27.5 in | Supplemental heat, up to 400 sq ft | 8.7 |
| Duluth Forge Dual Fuel Ventless Gas Fireplace | dual-fuel ventless heating | Natural gas or liquid propane | 7.9 |
The top picks and useful alternatives
The PuraFlame Western leads this group as a plug-in visual upgrade, while Barton is the closest match for someone seeking logs for a compatible vented gas fire. Neither is a vented gas insert.
PuraFlame Western Electric Fireplace Insert with Fire: Best for a plug-in visual upgrade
- Three flame intensity settings
- Flame can run with or without heat
- 120 V plug-in operation
- 35 1/16 in wide overall
A plug-in electric insert for buyers who want a flame effect without gas or vent work. Measure the opening and plan for a nearby outlet.
Pros
- Flame works without heat
- Remote control included
- Flat bottom can sit on the floor
Cons
- Not a gas or vented insert
- Cannot be hardwired
PuraFlame's Western is an electric insert for a fireplace opening that fits its dimensions and has access to a suitable outlet. Its overall size is 35 1/16 in wide, 26 31/32 in high and 8 25/32 in deep, so measure the opening rather than relying on the “33-inch” name.
Three flame intensity settings can run with or without heat. The unit includes a remote and is designed to plug into 120 V power; it cannot be hardwired.
This is a useful comparison if your priority is a flame display without connecting gas or using a vent. It does not burn gas and cannot provide the vented gas heat described by this guide.
PuraFlame describes the heat as supplemental for up to 400 sq ft, not as a main heat source. Check outlet location and clearance as part of your plan.
Barton 10-Piece Ceramic Gas Fireplace Logs: Best for vented gas log displays
- 10 ceramic logs
- Designed for compatible vented gas fireplaces
- Stackable arrangement
- Suitable for indoor and outdoor gas features
A decorative log set for a compatible vented gas fireplace or insert. Confirm that your appliance accepts this log arrangement before use.
Pros
- Ten individual logs
- Arrangement can be changed
- Ceramic construction
Cons
- Not a fireplace insert
- Compatibility must be confirmed
Barton is a decorative 10-piece ceramic log set designed for compatible vented gas fireplaces, inserts and outdoor gas fire pits. Its stackable pieces let you arrange the display, but they are not a burner or a complete fireplace appliance.
Before using any replacement logs, confirm that your specific fireplace or insert allows this type and size of log set. The burner and log placement need to follow the appliance instructions.
This option is for someone whose existing vented gas appliance works and needs a compatible decorative log set. It will not convert an electric fireplace, create a gas connection or repair an unsuitable vent.
PuraFlame Klaus 33" Electric Fireplace Insert: Best for a traditional electric look
- Three flame settings
- Flame works with or without heat
- 120 V plug-in operation
- Remote control included
This electric insert has a traditional look with a three-sided brick-style interior, glass door and mesh screen. It needs an outlet, not a gas line or vent.
Pros
- Variable flame intensity and brightness
- Flame can run without heat
- Remote control included
Cons
- Not a gas insert
- Cannot be hardwired
The PuraFlame Klaus offers an electric alternative with a traditional look, including a three-sided brick-style interior, glass door and mesh screen. Its overall dimensions are 35.04 x 26.96 x 8.78 in, which should be compared with the clear opening.
The flame has three settings for intensity and brightness, and it can run without heat. A remote is included, and the unit plugs into 120 V power rather than connecting to a gas line.
Choose it when you want an insert-style display and supplemental heat without venting work. It is not a natural gas fireplace insert or a propane insert.
PuraFlame describes its heat as supplemental for up to 400 sq ft. It should not be treated as the home's main heating system.
Uniflasy Gas Fireplace Logs: Best for a birch-log appearance
- Six ceramic-fiber logs
- About 15.7–16.1 in long
- Birch-style finish
- Described for vented fireplaces
Six white birch-style logs can add a pale wood look to a compatible vented gas fireplace. Check your appliance manual for log type and placement.
Pros
- Birch-style appearance
- Six-piece set
- Can complement compatible log arrangements
Cons
- Not a fireplace insert
- Correct placement matters
Uniflasy's six ceramic-fiber birch-style logs are a decorative option for compatible gas fire features. Each log is about 15.7–16.1 in long, so compare that length with the firebox and follow the fireplace maker's placement instructions.
The logs can add a pale birch appearance to a vented gas fireplace, but they do not create a vented appliance. Their compatibility claims cover several fire feature types, so check the manual for your exact burner before adding them.
The product information warns that soot may darken the logs and says correct placement supports complete gas combustion. That makes following the appliance's layout instructions especially important.
LegendFlame Damon 35 Inches Electric Fireplace Insert: Best for a wide electric surround
- Four brightness settings
- Five flame speed settings
- Trim kit included
- Overall width 43.7 in with trim
The included trim gives this electric insert a wider overall footprint than its 35-inch name suggests. Measure the opening and surrounding clearance before choosing it.
Pros
- Can be freestanding, inserted or recessed
- Flame works with or without heat
- Remote control included
Cons
- Not a gas or vented insert
- Ships in two packages
LegendFlame's Damon is an electric insert with trim, a glass door and mesh screen. The trim makes the overall dimensions 43.7 x 30.6 x 11.6 in, so account for the full width and depth when checking an opening or recess.
Four brightness settings and five flame speed settings give more adjustment than a simple fixed flame effect. The unit can be freestanding, inserted or recessed, and it plugs into 120 V power.
Choose it for an electric focal point where the larger trim dimensions fit. It does not use natural gas or propane and does not require an exhaust vent.
Masarflame 36'' Electric Fireplace Insert: Best for adjustable flame effects
- Five flame intensity settings
- Three color atmosphere lights
- 750 W and 1500 W heat settings
- 35.6 in overall width
This electric insert offers several flame and light settings, plus a crackling sound feature. Its dimensions and corded power need to suit the opening and room.
Pros
- Can run without heat
- Remote control and timer
- No gas line needed
Cons
- Not a gas or vented insert
- Requires 120 V AC power
Masarflame's 36-inch electric insert has five flame intensity settings, three color atmosphere lights, a timer and a remote control. Its overall dimensions are about 35.6 x 8.84 x 27.5 in, so compare all three measurements with the fireplace opening.
It offers 750 W and 1500 W heat settings, and the flame can run without heat. The unit uses corded 120 V AC power, which makes outlet placement part of the fit check.
This model may work for a buyer who wants adjustable flame effects and supplemental electric heat. It is not a vented gas insert, and it does not replace a gas line or flue.
Duluth Forge Dual Fuel Ventless Gas Fireplace: Best for dual-fuel ventless heating
- Natural gas or liquid propane
- 32,000 BTU maximum
- Remote control included
- Ventless design
This is the only gas insert in the group, but it is ventless rather than vented. Its dual-fuel design and heating capacity may suit a compatible installation where vent-free equipment is allowed.
Pros
- Supports natural gas or liquid propane
- Remote control included
- No outside duct or chimney required
Cons
- Not a vented insert
- Confirm local rules and installation requirements
Duluth Forge is a gas insert that supports either natural gas or liquid propane, with a maximum output of 32,000 BTU. Its critical difference for this roundup is ventless design, so it does not meet the vented requirement.
The stated dimensions are 29.1 x 15.6 x 29.5 in. The unit includes six ceramic-fiber logs and a remote control, and the maker describes heating coverage up to 1,500 sq ft.
A ventless appliance may be an option only where the model and installation are allowed and suitable. Confirm local rules, room requirements, fuel configuration and installation details with a qualified professional.
For a vented setup, continue comparing models from the natural gas insert guide or the propane insert guide. Those fuel-specific choices still need an exhaust path that matches the chosen appliance.
How do you choose the right exhaust configuration?
Choose an insert only after confirming the exhaust route specified for that exact appliance. For a sealed exhaust route, compare direct vent gas fireplace inserts.
Existing chimneys can require inspection or changes, and a direct vent model may need a different route than a model designed for another vent arrangement.
Ask the installer to identify the vent type, inspect the flue and confirm clearances. Do not assume that an existing chimney is suitable just because a previous fireplace used it.
If you are replacing an old firebox, opening measurements are only one part of the fit. A gas insert for an old fireplace also needs a compatible vent path and fuel supply.
Should you choose natural gas or propane?
Choose the fuel your home can supply safely and reliably, then select an appliance approved for that fuel. A dual-fuel label does not remove the need to configure the appliance correctly for the connected supply.
Natural gas often suits a home with an existing gas service, while propane requires an appropriate tank and supply setup. For tradeoffs, read [Propane vs.
Natural Gas Fireplaces: Which Is Better?](/propane-vs-natural-gas-fireplace/) and the pros and cons of propane vs. natural gas fireplaces.
The Duluth Forge in this roundup supports natural gas or liquid propane, but it is ventless. That fuel flexibility does not make it a vented model.
Are gas logs enough, or do you need an insert?
Choose logs when a compatible gas fireplace is already installed and you want a decorative log set. Choose an insert when you need a complete appliance designed to fit an existing opening.
The difference between a gas fireplace insert and gas logs comes down to what equipment you already have and what you want to replace. Neither decorative log set in this roundup is a complete gas insert.
Verdict: match the appliance to the vent
If you need a vented gas insert, choose a model whose stated vent type, fuel and dimensions match your home, with an installer confirming the route. Consider Barton or Uniflasy only as decorative logs for an already compatible appliance, and consider an electric model if you want a plug-in flame display without gas.
Our top 3 picks at a glance
-
1
Best for a plug-in visual upgrade
PuraFlame Western Electric Fireplace Insert with Fire
9.7/10 our score
See it on Amazon -
2
Best for vented gas log displays
Barton 10-Piece Ceramic Gas Fireplace Logs
9.6/10 our score
See it on Amazon -
3
Best for a traditional electric look
PuraFlame Klaus 33" Electric Fireplace Insert
9.4/10 our score
See it on Amazon
Frequently asked questions
What is a vented gas fireplace insert?
A vented gas insert burns gas and sends combustion exhaust outdoors through an approved vent system. The insert, fuel type and vent route must all be compatible.
Have a qualified installer check the existing fireplace and chimney before selecting equipment.
Can I use a natural gas insert with propane?
Only if the appliance is approved for propane or has an approved conversion for that exact model. Natural gas and liquid propane use different fuel setups.
Check the appliance instructions and have a qualified gas professional confirm the supply and installation.
Are vented gas logs the same as a gas insert?
No. Gas logs are a burner and decorative log setup used inside a compatible fireplace, while an insert is a complete appliance fitted into an opening.
Compare a gas fireplace insert vs gas logs to see which type matches your existing fireplace and plans.
Do vented gas fireplace inserts need a chimney?
A vented appliance needs an approved route to carry exhaust outdoors, which may use a chimney or another vent system specified for that model. The route must be suitable for the appliance and installation.
An installer can inspect the existing flue and explain whether it can be used.
Can I install a ventless insert where a vented one was?
Not automatically. A ventless appliance has different installation requirements, and local rules may restrict where it can be used.
Check the manual, local requirements and room conditions with a qualified installer before replacing a vented appliance.
