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Choosing the Best Gas Fireplace Insert can make a big difference in how warm, convenient, and inviting your living space feels. The right option can help refresh an old fireplace opening, add dependable heat, and create a more polished look without the hassle of a traditional wood-burning setup. With so many styles and formats available, it helps to focus on the basics before making a decision.
When selecting a product from the list, pay close attention to the fuel type, venting style, heating capacity, control options, and whether the unit is designed to fit your existing space. It is also smart to consider whether you want a full insert, a firebox insert, a log set, or a log set with a compatible firebox.
Let’s get started!
Our Top Picks at a Glance
| Product | Best For | Buy Now |
|---|---|---|
| Duluth Forge Dual Fuel Ventless Gas Fireplace Insert – 32,000 BTU, Remote Control – Model# FDI32R | Best Overall | Buy |
| Bluegrass Living Natural Gas Ventless Gas Fireplace Insert with Remote Control | Best for Natural Gas | Buy |
| ProCom 32in. Universal Ventless Firebox Insert – Model# PC32VFC | Best Firebox Value | Buy |
Best Gas Fireplace Insert
1. Best Overall: Duluth Forge Dual Fuel Ventless Gas Fireplace Insert – FDI32R
- VENTLESS DUAL FUEL TECHNOLOGY: Patented technology gives the option to fuel the Fireplace Insert with either Natural Gas or Liquid Propane; 32000 BTU Vent Free gas heater is 99.9% efficient; No outside duct or chimney is needed to heat up to 1500 sq. ft.
- REMOTE CONTROL FEATURES: The gas fireplace insert includes a remote control with LCD screen to turn the Natural Gas or Liquid Propane burner on and off; A standing pilot allows the remote to turn the flame on and off; Manual flame adjustment control
- STYLISH: 9 hand-painted realistic ceramic fiber faux fireplace logs ensure a long life for the indoor fireplace insert; Mesh Screen completes the look
The Duluth Forge Dual Fuel Ventless Gas Fireplace Insert is a strong all-around choice for shoppers who want a versatile fireplace insert with remote control convenience. Its dual fuel design gives buyers more flexibility, and the 32,000 BTU rating makes it a practical option for adding warmth to a living area.
This model is a good fit for someone comparing the Best Gas Fireplace Insert options and looking for a balance of heating power and ease of use. The included remote control adds convenience, which is especially helpful if you want a simple way to adjust the unit from across the room.
If you want a ventless insert with a straightforward feature set and a solid customer rating, this is one of the strongest choices in the lineup.
Pros
- Dual fuel design
- Remote control included
- 32,000 BTU rating
- Ventless design
Cons
- May not suit buyers who want a vented setup
- Requires proper fireplace compatibility
2. Best Value: Duluth Forge Dual Fuel Ventless Gas Fireplace Insert – FDF400RT-ZC
- VENTLESS DUAL FUEL TECHNOLOGY: Patented technology gives the option to fuel the Fireplace Insert with either Natural Gas or Liquid Propane; 32000 BTU Vent Free gas heater is 99.9% efficient; No outside duct or chimney is needed to heat up to 1500 sq. ft.
- REMOTE CONTROL FEATURES: The gas fireplace insert includes a remote control with LCD screen to turn the Natural Gas or Liquid Propane burner on and off; A standing pilot allows the remote to turn the flame on and off; Manual flame adjustment control
- STYLISH: 6 hand-painted realistic ceramic fiber faux fireplace logs ensure a long life for the indoor fireplace insert; Mesh Double Doors & sprayed brick liner complete the look
The Duluth Forge Dual Fuel Ventless Gas Fireplace Insert Model FDF400RT-ZC offers another dual fuel option for customers who want a flexible heating solution. With a remote control included, it is designed for simple operation and everyday comfort.
This model is appealing if you want a more budget-conscious route than some higher-priced inserts while still staying within the same general product category. It is a useful option for shoppers who want a modern fireplace insert setup without moving into premium pricing.
Its ventless format and dual fuel compatibility make it a practical candidate for buyers who already know they want a fireplace insert with straightforward features.
Pros
- Dual fuel compatibility
- Remote control included
- Ventless format
- Lower price than some other inserts
Cons
- Lower rating than some top picks
- Feature set is fairly basic
3. Best Premium Kit: Majestic Ruby 35-Inch Direct Vent Natural Gas Insert Kit
- Convenient Design - Inserts into an existing wood fireplace space for a lower maintenance appliance
- Impressive Display - Realistic logs and flames create a beautiful firebox display
- Intermittent Pilot Ignition - IntelliFire Touch system allows for safe and simple operation; Remote control compatible
The Majestic Ruby 35-Inch Direct Vent Natural Gas Insert Kit sits in the premium range and is aimed at buyers looking for a higher-end direct vent natural gas solution. It stands apart from the ventless models in the list because it is built as a direct vent kit.
This option is best suited for shoppers who are planning around a natural gas installation and want a product that fits a more advanced fireplace setup. The price point reflects its position as a premium choice rather than an entry-level insert.
If your project calls for a direct vent gas insert kit and you are comfortable with the investment, this model deserves a close look.
Pros
- Direct vent design
- Natural gas compatible
- Premium kit format
- 35-inch size
Cons
- Significantly higher price
- Not a ventless insert
4. Best LP Option: Duluth Forge Liquid Propane Ventless Gas Fireplace Insert – FLF300T
- CUSTOMIZABLE ZERO CLEARANCE DESIGN: Can be recessed into a wall or paired with a face mantel for a seamless, built-in look. Offers design flexibility to suit your home’s interior.
- HIGH HEAT OUTPUT: Produces up to 26,000 BTUs using liquid propane, heating spaces up to 1,350 sq. ft. Ideal for efficient zone heating without the need for ductwork.
- AUTHENTIC FLAME EXPERIENCE: Includes five hand-painted ceramic fiber logs and a dual precision ported burner for a realistic, full-bodied flame. Enjoy ambiance without a chimney.
The Duluth Forge Liquid Propane Ventless Gas Fireplace Insert is a propane-focused choice for buyers who need LP compatibility. It delivers 26,000 BTU and uses T-stat control, which makes it a useful option for comfortable home heating.
This insert is a strong pick for homeowners who already use liquid propane and want a ventless fireplace product that keeps operation simple. The T-stat control is a practical feature for maintaining a steadier comfort level.
For buyers comparing propane-compatible products, this model is worth attention because it combines a reasonable price point with the essentials needed for a home fireplace insert.
Pros
- Liquid propane compatible
- Ventless design
- 26,000 BTU output
- T-stat control
Cons
- Does not use natural gas
- May not suit larger heating needs
5. Best Firebox Size: ProCom 36in. Universal Ventless Firebox Insert – PC36VFC
- ASSEMBLED IN USA - Product is proudly assembled in the USA. Skilled American workers manufacture the parts, assemble, and test our products. Only high-quality materials and parts are used in the manufacturing of our products. Our factory features state of the art manufacturing equipment.
- TECHNOLOGY - Unique Airflow Technology System for greater heat flow and accept most 18”, 24” or 30" vent less gas log sets.
- DEPENDABLE - Zero-Clearance Firebox can be installed against or recessed into any wall accessible to a gas line. Also included draw screen and hood.
The ProCom 36-inch Universal Ventless Firebox Insert is a zero clearance design that can serve as the foundation for a fireplace setup. It is not a gas insert by itself, but it is an important option for buyers building or updating a ventless fireplace system.
This model is a practical choice if you need a firebox with a universal fit and black finish. It can be a useful part of a fireplace project where the firebox itself is the priority before adding compatible components.
As a support piece in the broader Best Gas Fireplace Insert search, this unit stands out for shoppers who need the enclosure side of the setup rather than a complete heating insert.
Pros
- Universal ventless firebox
- Zero clearance design
- 36-inch size
- Black finish
Cons
- Firebox only, not a full insert
- Requires compatible components
6. Best Log Set: Duluth Forge Ventless Dual Fuel Gas Log Set – DLS-30R-1
- VENTLESS DUAL FUEL TECHNOLOGY: Patented technology gives the option to fuel the fire logs set with either Natural Gas or Liquid Propane; 33000 BTU Vent Free gas burner is 99.9% efficient; No outside duct or chimney is needed to heat your space
- LONG-LASTING NATURAL APPEARANCE: The 9 hand-painted realistic detailed Split Red Oak logs use superior refractory ceramics to ensure a long lifespan; Set includes iron grate and u-burner chassis plus a bag of embers for realistic flames & glow
- REMOTE CONTROL FEATURES: The 30-inch gas log set for an existing fireplace includes a remote control to turn the natural gas and propane burner on and off; Toggle between Manual and Thermostat control to set your desired temperature
The Duluth Forge Ventless Dual Fuel Gas Log Set is a 30-inch split oak set with remote control and 33,000 BTU heating output. It is designed for buyers who want a log set rather than a full fireplace insert.
This option can be a fit for people who already have a compatible fireplace opening and simply want the look and heating performance of a gas log setup. The dual fuel design adds flexibility for homeowners who want to keep their choices open.
Because it is a log set and not a complete insert, it is best for buyers who know they need that specific type of fireplace product.
Pros
- Dual fuel design
- Remote control included
- 33,000 BTU output
- 30-inch split oak log set
Cons
- Not a full insert
- Lower rating than some top-rated inserts
7. Best Budget Log Set: Duluth Forge Vented Natural Gas Fireplace Log Set – FNVL24-1
- EFFICIENT HEAT TECHNOLOGY: Natural Gas fire logs set produces 55000 BTU to heat up to 2000 sq. ft.; Must be installed in a masonry fireplace or vented firebox and flue must be open at all times when in use
- LONG-LASTING NATURAL APPEARANCE: The 9 hand-painted realistic detailed Heartland Oak logs use superior refractory ceramics to ensure a long lifespan; Set includes iron grate and u-burner chassis plus a bag of embers for a realistic flames & glow
- ROWS OF FLAMES: The U-Burner chassis design provides multiple rows of flames which brings you the most realistic flame patterns; Like a real wood burning fireplace, the gas fire log set requires a fully functional chimney with an open flue when in use
The Duluth Forge Vented Natural Gas Fireplace Log Set is a more affordable natural gas option with a 24-inch size and 55,000 BTU output. It uses match light ignition and is built for vented setups.
This product is a smart fit for buyers who want a lower-cost natural gas log set and already have the right vented fireplace setup. Its heating figure is strong for a product in this category.
If your goal is to refresh a fireplace with a traditional gas log look, this log set offers a straightforward and budget-friendly approach.
Pros
- Budget-friendly price
- Natural gas compatible
- 55,000 BTU output
- Vented design
Cons
- Match light ignition only
- Not ventless
8. Best Direct-Vent Fireplace: Empire DVD36FP30N Natural Gas Millivolt Direct-Vent Fireplace
- Deluxe 36" Direct-Vent NG Millivolt Fireplace
- Dimensions: 37" Width x 35 5/8" Height x 16 3/8" Depth.
- Millivolt Control with On/Off Switch
The Empire DVD36FP30N Natural Gas Millivolt Direct-Vent Fireplace is another direct vent option in the lineup. It is designed for natural gas use and is priced in the mid-to-premium range.
This fireplace is best suited to shoppers who need a direct vent product and are comparing non-ventless alternatives. The millivolt format may appeal to buyers who are shopping with that type of setup in mind.
While the rating is more modest than some other products here, it is still a relevant option for customers focused on direct vent installation.
Pros
- Direct-vent design
- Natural gas compatible
- 36-inch format
- Millivolt system
Cons
- Lower customer rating
- Not ventless
9. Best High-Rating Vent-Free Option: Comfort Glow Vent Free Gas Fireplace Log Insert
- REALISTIC GAS FIREPLACE LOGS: Our 24" dual fuel, Highland Ember log set features a 8 piece realistic looking deep textured oak log set with a glowing ember bed. Enjoy the beauty and warmth of a real wood fire without all the work and mess associated with burning wood.
- THERMOSTAT REMOTE CONTROL: Remote controll allows you to adjust your settings and desired heat temperature from a distance. Redesigned remote receiver extends battery life.
- DUAL FUEL GAS LOGS: Gas log set is compatible with both natural gas and propane fireplace insert setups.
The Comfort Glow Vent Free Gas Fireplace Log Insert includes remote control, eight 24-inch Highland Ember logs, dual fuel support, and an adjustable thermostat. It is rated to heat up to 1,400 square feet.
This product is appealing for shoppers who want a vent-free log insert with a fuller feature list. The combination of remote control and thermostat control makes it a versatile option for everyday use.
If you want a vent-free insert-style product that emphasizes home heating and convenience, this is one of the more complete choices in the group.
Pros
- Remote control included
- Dual fuel support
- Adjustable thermostat
- Heats up to 1,400 sq. ft.
Cons
- Not a full fireplace insert body
- May be more product than some buyers need
10. Best Basic Firebox: ProCom 32in. Universal Ventless Firebox Insert – PC32VFC
- SLIM PROFILE: The ProCom Universal Ventless Firebox features a slim profile that allows for easy installation in tight spaces and flexibility to customize the look of your fireplace; Draw screen, hood and decorative sprayed brick liner completes the look
- VERSATILE USE: This firebox is approved for zero clearance installation, and can be recessed into your wall or paired with a cabinet mantel for a custom unit. It is also compatible with any ventless gas log set, making it a versatile option for your home
- UNIQUE AIRFLOW SYSTEM: The firebox's unique airflow technology system ensures greater heat flow with an extra-large viewing area, creating a cozy and comfortable atmosphere in your home
The ProCom 32-inch Universal Ventless Firebox Insert is a compact zero clearance option for buyers who need a ventless firebox in a smaller size. It is a simple, functional choice for a fireplace project.
This model works well for shoppers who want a firebox enclosure and need a 32-inch format instead of the larger 36-inch version. Its universal design makes it a useful starting point for certain fireplace builds.
For buyers focused on the enclosure rather than the heating mechanism itself, this firebox is a practical and affordable option.
Pros
- Universal ventless firebox
- 32-inch size
- Zero clearance design
- Affordable option
Cons
- Firebox only
- Requires compatible components
11. Best Decorative Logs: Skyflame 6 Piece Set of Gas Fireplace Logs – White Birch Ceramic Logs
- Dimension: INCLUDING 2PCS 15" x 3" (LxW) LOGS, 2PCS 15" x 4" (LxW) LOGS AND 2PCS 16" x 3.5" (LxW) LOGS. Note: Pay more attention to the size.
- Premium Materials: The faux fireplace logs are made of great quality ceramic fiber, makes it withstands extreme temperatures and not easy to break.
- Burn Clean: These ceramic fiber gas logs burns clean, and does not pollute the air with ash, soot, debris or residue, a great fireplace insert to replace your traditional wood logs. Both fit for propane and natural gas.
The Skyflame 6 Piece Set of Gas Fireplace Logs is a decorative ceramic log set designed for indoor and outdoor use. It is compatible with gas inserts, ventless fireplaces, and fire pits.
This product is best for buyers who want to improve the look of an existing compatible setup rather than buy a full insert. The white birch style gives it a distinct decorative appeal.
As a low-cost accessory in the broader fireplace category, it is useful for shoppers looking to update the appearance of their fire area.
Pros
- Works with many setups
- Suitable for indoor and outdoor use
- Low price
- Decorative white birch style
Cons
- Not a full insert
- Limited to compatible systems
12. Best Large Decorative Set: Skyflame Large Ceramic Logs for Gas Fireplace – 10 Piece Set
- Dimension: INCLUDING 2PCS 14.1" x 3.93" (LxW) LOGS, 2PCS 15.4" x 3.34" (LxW) LOGS, 2PCS 11.2" x 2.4" (LxW) LOGS, 2PCS 11.4" x 2.8" (LxW) LOGS AND 2PCS 9.9" x 2.3" (LxW) LOGS. Note: Pay more attention to the size.
- Premium Materials: The faux fireplace logs are made of good quality ceramic fiber, which is resistant to high temperature and not easy to break.
- Realistic Look: This is a reusable ceramic log that decorates fireplaces and fire pits, which produce a real log-burning effect while emitting heat, you can see beautiful orange-red ember effect when the flame touches them.
The Skyflame Large Ceramic Logs for Gas Fireplace are a 10-piece heat-resistant log set intended for gas inserts, ventless fireplaces, and fire pits. This set emphasizes size and realistic decorative impact.
It is a good match for anyone who wants a larger log arrangement to complement an existing heating setup. Because it is a log set, it serves a decorating and fitment role rather than acting as a complete insert.
For customers shopping within the Best Gas Fireplace Insert category but needing replacement logs, this is a practical accessory to consider.
Pros
- 10-piece set
- Heat-resistant ceramic build
- Fits gas inserts and fireplaces
- Decorative large log format
Cons
- Not a complete insert
- Needs a compatible fireplace system
13. Best Natural Gas Insert: Bluegrass Living Natural Gas Ventless Gas Fireplace Insert
- EFFICIENT VENTLESS TECHNOLOGY: Natural Gas Fireplace Insert produces 26000 BTU; Vent Free gas heater is 99.9% efficient to heat up to 1350 sq. ft.; No outside duct or chimney is required
- REMOTE CONTROL FEATURES: The gas fireplace insert includes a remote control with LCD screen to turn the Natural Gas burner on and off; Toggle between Manual and Thermostat control to set desired temperature
- STYLISH: 5 hand-painted realistic ceramic fiber faux fireplace logs ensure a long life for the indoor fireplace insert; Mesh Screen completes the look
The Bluegrass Living Natural Gas Ventless Gas Fireplace Insert is a natural gas model with remote control, five fire logs, 26,000 BTU output, and heating coverage up to 1,350 square feet. It has a strong customer rating, which helps it stand out.
This insert is a compelling choice for buyers who specifically want natural gas and a ventless design. The included remote control and stated heating coverage make it an appealing option for practical home use.
If you want one of the most well-rounded natural gas insert choices in this roundup, this model deserves serious consideration.
Pros
- Natural gas compatible
- Remote control included
- Heats up to 1,350 sq. ft.
- Strong customer rating
Cons
- Natural gas only
- Lower BTU than some larger models
14. Best High-Heat Fireplace Insert: Buck Stove Model ZCBBXL 42″ Fireplace Insert
- Flexible Installation: This Model is designed to be installed in a wood-framed cavity in new construction, remodeling, or if you have an empty mantel cabinet
- Size Designs: Two sizes are available, 36" and 42" viewing window. The inches pertains to the total width of the windows on the doors through which you can observe the fire burning inside the unit.
- Heating and Control: Operating at 99.9% efficiency with 40,000 BTU, this fireplace uses natural gas or propane. It includes a variable speed blower and features a reliable standing pilot ignition system that can work with a remote control or thermostat.
The Buck Stove Model ZCBBXL 42-inch Fireplace Insert is a vent-free liquid propane unit with a blower and 40,000 BTU heating output. It sits in the higher-power range among the products listed here.
This makes it a strong option for buyers who want a propane insert with more heating capacity and a blower included. The 42-inch size also makes it one of the larger units in the roundup.
If your project calls for a vent-free propane fireplace insert with a stronger output and a larger format, this is a notable contender.
Pros
- 40,000 BTU heating
- Blower included
- 42-inch size
- Vent-free liquid propane
Cons
- Higher price
- Liquid propane only
15. Best Entry-Level Buck Stove: Buck Stove Model 1110 Fireplace Insert
- Flexible Installation: The ventless Buck Stove Model 1110 fireplace is built with a lower BTU capacity than the 1127 so that it may be installed into a bedroom (where approved by code). Check local regulations, as some areas restrict vent-free appliances.
- Petite Design: It's small profile makes this an ideal wall mounted center piece that adds class and elegance to any room with the benefit of fitting a variety of home décor styles!
- Heating and Control: Operating at 99.9% efficiency with 10,000 BTUs, this fireplace uses natural gas or propane. This heater has a thermostat sensing bulb and will modulate the flame on or off based on the setting of the control dial.
The Buck Stove Model 1110 Fireplace Insert is a vent-free natural gas model with a blower and 10,000 BTU heating output. It is the most modest heating option among the Buck Stove models in this list.
This insert is best for buyers who want a natural gas fireplace insert with a simpler output level and a lower price than some larger models. The blower adds a functional touch for everyday use.
It is a good fit for shoppers who want a straightforward vent-free natural gas insert and do not need the stronger heating numbers of the larger units.
Pros
- Vent-free design
- Natural gas compatible
- Blower included
- Lower price than premium models
Cons
- 10,000 BTU is modest
- Natural gas only
Buying Guide
Fuel Type
One of the first things to check is whether the product uses natural gas, liquid propane, or both. Dual fuel models offer flexibility, while single-fuel models are better for buyers who already know what their home setup requires.
Venting Style
Pay close attention to whether the unit is ventless, direct vent, or vented. These formats are not interchangeable, and the right choice depends on your existing fireplace configuration and installation plan.
Heating Capacity
BTU output matters if you want a fireplace insert that can meaningfully warm your space. Higher BTU numbers can help in larger rooms, while lower-output models may be better suited for smaller or more targeted heating needs.
Controls and Convenience
Remote control and thermostat features can make a fireplace insert much easier to use. If convenience is important to you, these features are worth prioritizing when comparing products.
Size and Fit
Make sure the product dimensions and format match your fireplace opening. Some products are full inserts, while others are fireboxes or log sets, so selecting the right category is essential.
Product Type
Not every item in this list is a complete fireplace insert. Some are log sets, decorative logs, or fireboxes, so it is important to understand what each product includes before buying.
Customer Rating
Product ratings can be a helpful quick check, especially when comparing similar models. While ratings should not be the only factor, they can help narrow the list when several products meet your needs.
Frequently Asked Questions
What is the best gas fireplace insert for a simple home upgrade?
For a simple home upgrade, a ventless model with remote control is often the easiest place to start. It gives you a clean look and convenient operation without adding too much complexity to the buying process.
Should I choose ventless or direct vent?
It depends on your fireplace setup and installation needs. Ventless units can be easier in some situations, while direct vent models are better for buyers who need that specific format.
Are all products in this list complete inserts?
No. Some products are full fireplace inserts, while others are fireboxes, log sets, or decorative logs. It is important to read the product type carefully before purchasing.
Does a higher BTU rating always mean better performance?
Not always. A higher BTU rating can be useful for heating larger areas, but the best choice depends on room size, fuel type, and how you plan to use the fireplace.
Why are some products much more expensive than others?
Price differences usually reflect product type, venting style, size, included features, and overall installation category. Direct vent kits and larger fireplace units often cost more than log sets or simpler vent-free products.
Conclusion
The Best Gas Fireplace Insert for your home will depend on whether you want a complete insert, a ventless option, a direct vent unit, or even just a compatible log set or firebox. The products above cover a wide range of needs, from budget-friendly accessories to premium fireplace kits.
If you want a balanced all-around pick, the Duluth Forge Dual Fuel Ventless Gas Fireplace Insert stands out as a strong starting point. If you want natural gas, the Bluegrass Living model is especially compelling, while shoppers needing a firebox or decorative log solution have several practical alternatives to consider.
No matter which route you choose, focusing on fuel type, venting style, and fit will help you make a confident and useful purchase.