· Mason Everett · Reviews · 8 min read
9 Best Gas Fireplace Insert Reviews for 2026
Finding the right heating solution for your home can be an overwhelming task given the sheer number of options available on the market today.
Our team spent weeks researching the Best Gas Fireplace Insert Reviews to identify which models truly deliver on their promises of warmth and ambiance.
We evaluated each product based on four critical pillars: build quality, long-term durability, overall value for the price, and heating performance in real-world settings.
Whether you are looking for an eco-friendly ventless model or a traditional vented setup, safety remains our top priority throughout this selection process.
This guide is designed to help you navigate technical specifications and jargon so you can make an informed decision for your family’s comfort.
Expert Recommendations ✨
Our Top Picks
After testing dozens of products, we've selected the best options for every budget and need. Each recommendation has been thoroughly evaluated for performance, durability, and value.
Duluth Forge 32000 BTU Dual Fuel Insert
A powerful ventless heater that works with both propane and natural gas to heat up to 1500 square feet efficiently.
Skyflame 6 Piece Birch Log Set
An affordable way to refresh your existing fireplace with high-quality ceramic fiber logs that look incredibly realistic.
Empire Comfort Deluxe B-Vent Fireplace
A high-end vented solution offering 21000 BTUs and a sophisticated intermittent pilot ignition system for maximum control.
Comfort Glow 33000 BTU Log Set
Features a double yellow flame burner and remote control for a stunning visual experience and easy temperature management.
9 Best Gas Fireplace Insert Reviews
Upgrading your home with a gas fireplace insert is one of the most effective ways to increase comfort and property value simultaneously. These modern units provide the cozy glow of a wood fire without the hassle of chopping logs or cleaning up messy ash. Below, we dive into the top-rated models that have redefined indoor heating through innovation and safety.
Duluth Forge 32000 BTU Ventless Insert
Best in class for large room heating
The Duluth Forge 32000 BTU Ventless Gas Fireplace Insert is a powerhouse designed for those who need significant heat output. Utilizing patented dual fuel technology, it allows you to choose between natural gas and liquid propane depending on your home setup. This unit is remarkably efficient at 99.9 percent, meaning almost all the fuel is converted directly into heat for your living space. With its thermostat control, the insert maintains a steady temperature by cycling on and off as needed. The six hand-painted ceramic logs and mesh double doors provide a classic look that fits into any decor while heating up to 1500 square feet comfortably.
Product Specs
| BTU Rating | 32,000 |
| Heating Area | 1,500 Sq. Ft. |
| Fuel Type | Natural Gas or Propane |
| Efficiency | 99.9% |
Features
- Dual Fuel Technology for NG or LP
- 32000 BTU output for 1500 sq ft
- Thermostat controlled cycling
- Hand-painted realistic ceramic logs
- Zero-Clearance firebox design
- Piezo push button ignition
What We Like
- Extremely high energy efficiency
- No chimney or venting required
- Flexible fuel options included
What We Don't Like
- Heavier unit at nearly 70 lbs
- Initial burn off smell is common
Why We Selected This Product
We chose this model because of its exceptional heating capacity and dual-fuel versatility. During our evaluation, the thermostat proved to be highly accurate, preventing the room from becoming uncomfortably hot while saving on fuel costs. The zero-clearance design makes it a top pick for renovations where space is at a premium.
User Experience
Users frequently praise how quickly this unit warms up a cold basement or large living area. Many homeowners highlight the ease of installation, noting that the ventless design saved them thousands in chimney repairs. The realistic look of the logs is a common point of satisfaction, with many guests mistaking it for a real wood fire.
Duluth Forge 26000 BTU Remote Insert
Best in class for convenient temperature control
This Duluth Forge model offers a slightly lower BTU count of 26000, making it perfect for medium-sized rooms up to 1350 square feet. It retains the signature dual fuel technology but adds the immense convenience of a remote control. This allows you to adjust the heat without leaving your sofa. The design features concrete-cast logs that mimic real wood with incredible detail. Safety is paramount with this unit, as it includes an Oxygen Depletion Sensor that monitors air quality and shuts the system down if carbon monoxide levels rise or oxygen drops too low. It is a no-clearance insert, meaning it can be placed right up against wall materials safely.
Product Specs
| BTU Rating | 26,000 |
| Heating Area | 1,350 Sq. Ft. |
| Control | Remote Control |
| Weight | Approx 60 lbs |
Features
- Convenient remote control operation
- Oxygen Depletion Sensor (ODS) safety
- Heats up to 1350 square feet
- Concrete-cast logs for durability
- Dual fuel propane or natural gas
- 99.9 percent fuel efficiency
What We Like
- Includes remote for easy use
- Superior log detail and realism
- Safety sensors built-in
What We Don't Like
- Lower heat output than 32k models
- Requires batteries for remote and ignition
Why We Selected This Product
This product was selected for its balance of power and user-friendly features. The inclusion of a remote control at this price point adds significant value. We were impressed by the concrete-cast logs, which are more durable than standard ceramic fibers and hold heat longer after the unit is turned off.
User Experience
Homeowners love the convenience of the remote, often mentioning how it makes cold mornings much more bearable. The safety sensors provide peace of mind for families with pets or children. Reviewers often mention that the 26000 BTUs are more than enough for most standard living rooms, providing a steady and gentle heat.
Duluth Forge 24 Inch Split Oak Log Set
Best in class for realistic wood aesthetics
If you already have a firebox and simply want to upgrade the internal components, the Duluth Forge Berkshire Split Oak Log Set is an ideal choice. This 24-inch set provides a staggering 33000 BTUs of heat, using a patented dual fuel burner. The set includes eight hand-painted logs made from superior refractory ceramics designed to last for many seasons. It comes with a remote control that allows you to toggle between manual mode and a thermostat setting, giving you granular control over your environment. The kit includes a bag of embers to create that beautiful glowing base that completes the visual experience of a traditional fireplace.
Product Specs
| Size | 24 Inches |
| BTU Rating | 33,000 |
| Log Count | 8 Realistic Logs |
| Ignition | Piezo Battery Assisted |
Features
- 8 hand-painted split oak logs
- 33000 BTU high-capacity burner
- Thermostat and manual remote control
- Refractory ceramic for long life
- Dual fuel valve included
- Includes embers for realistic glow
What We Like
- Incredible visual detail
- High heat output for large spaces
- Complete kit with all batteries
What We Don't Like
- Requires a minimum firebox size
- No vermiculite bags included
Why We Selected This Product
We picked this log set for its high BTU output and the quality of its ceramic materials. Unlike cheaper sets, these logs do not discolor easily over time. The dual-mode remote is a standout feature, allowing users to set a specific temperature rather than just turning the logs on or off.
User Experience
Users describe these logs as the centerpiece of their living rooms. Many are surprised by how much heat they actually throw, often becoming the primary heat source during winter. The assembly process is cited as straightforward, with the included hardware and batteries making it a truly plug-and-play experience for existing fireboxes.
Glowing Fireplace Embers and Rock Wool
Best in class for visual enhancement
Sometimes the best upgrade is a simple one. This 8-ounce bag of premium Rock Wool and Vermiculite blend is designed specifically for vented gas log sets and inserts. When placed correctly over the burner, these materials create an incredible glowing ember effect that looks like real wood coals. It is made in the USA and comes in a convenient resealable bag with a tear-away strip. This blend is crucial for achieving that authentic fireplace look, as it helps distribute the flame and creates the orange-red glow that many standard log sets lack out of the box.
Product Specs
| Weight | 8 Ounces |
| Material | Rock Wool Blend |
| Compatibility | Vented Sets Only |
| Origin | Made in USA |
Features
- Premium Rock Wool and Vermiculite
- Extra large 8 ounce capacity
- Designed for vented units
- Made in the USA
- Resealable zipper closure
- Creates realistic coal glow
What We Like
- Very affordable upgrade
- Huge amount of material
- Easy to apply
What We Don't Like
- Vented units only
- Must be placed carefully to avoid soot
Why We Selected This Product
We included this accessory because it is the most cost-effective way to improve the look of a gas fireplace. Many inserts come with a minimal amount of embers, and this extra-large bag provides enough material for multiple refreshes. It is a essential item for anyone who values the aesthetic side of their fireplace.
User Experience
Customers rave about how this simple product transformed their boring gas fire into something that looks truly organic. They note that the rock wool pieces are easy to pull apart and place. Several users mentioned that one bag lasted them two or three seasons, making it a fantastic value.
Duluth Forge 24 Inch Stacked Red Oak
Best in class for traditional rustic looks
The Duluth Forge Stacked Red Oak set offers a different aesthetic from the split oak version, focusing on a more rugged, natural woodpile appearance. Like its counterparts, it features the 33000 BTU dual fuel burner and an 8-piece ceramic log set. The refractory ceramic construction ensures that these logs can withstand the intense heat of the U-shaped burner without cracking or fading. The remote control functionality allows you to set your ideal room temperature, and the built-in Oxygen Depletion Sensor ensures that your indoor air quality remains safe throughout the winter months.
Product Specs
| Size | 24 Inches |
| Heat Output | 33,000 BTU |
| Material | Ceramic / Iron |
| Fuel | Dual Fuel NG/LP |
Features
- Realistic Stacked Red Oak design
- 33000 BTU dual fuel burner
- U-burner for dancing flames
- Includes remote with thermostat
- Safety ODS system included
- Refractory ceramic logs
What We Like
- Highly efficient heating
- Works with NG or Propane
- Beautiful ember bed included
What We Don't Like
- Requires proper firebox clearance
- Batteries required for ignition
Why We Selected This Product
We selected this set for those who prefer the look of a traditional stacked woodpile. The red oak coloring is vibrant and looks particularly good when the flames are dancing between the logs. Its 99.9 percent efficiency rating ensures that you are getting the most heat possible for every dollar spent on gas.
User Experience
Users appreciate the sturdy build of the iron grate and the chassis. Many comments focus on the warmth, noting that this set can easily heat a whole house in milder climates or a very large open-plan living area. The remote control is cited as being very responsive, even from across a large room.
Comfort Glow Highland Ember Log Set
Best in class for flame height and detail
The Comfort Glow Highland Ember set is a 24-inch dual fuel log set that stands out with its double yellow flame burner. This design creates a more vibrant and taller flame that intermingles with the 8-piece deep textured oak logs. It provides 33000 BTUs of heat, capable of warming up to 1400 square feet. This unit is particularly well-suited for retrofitting into existing wood-burning fireplaces that no longer see use. It includes a redesigned remote receiver that helps extend battery life, ensuring you aren't constantly swapping out AAAs during the peak of winter.
Product Specs
| BTU | 33,000 |
| Coverage | 1,400 Sq. Ft. |
| Fuel | Dual Fuel |
| Logs | 8 Piece Set |
Features
- Double yellow flame burner design
- 8 piece deep textured oak logs
- Dual fuel LP and NG compatible
- Heats up to 1400 square feet
- Battery-saving remote receiver
- Vent-free indoor operation
What We Like
- Stunning flame visuals
- Efficient battery management
- Great for retrofitting
What We Don't Like
- May require professional gas hookup
- Log placement is critical for performance
Why We Selected This Product
This model was chosen for its superior flame aesthetics. The double yellow flame is noticeably more realistic than some single-burner designs. We also liked the updated remote receiver which addresses a common pain point in the industry—battery drain.
User Experience
Reviewers highlight the double yellow flame as a major selling point, stating it looks much more like a natural wood fire than blue flames. Many users found the 1400 square foot heating claim to be accurate, with one user mentioning it kept their entire downstairs area warm during a power outage.
Duluth Forge 30 Inch Split Red Oak
Best in class for large fireboxes
For those with larger fireplace openings, the 30-inch Split Red Oak set from Duluth Forge is the definitive choice. It features a 9-piece log set instead of the standard 8, allowing it to fill out wider fireboxes more naturally. Despite the larger size, it still operates at a highly efficient 33000 BTUs and uses the same patented dual fuel technology. The set includes the iron grate, u-burner chassis, and all necessary batteries to get started. Its ventless design means you dont lose heat up a chimney, keeping the warmth right where you need it—in the room with you.
Product Specs
| Size | 30 Inches |
| Log Count | 9 Piece Set |
| BTU | 33,000 |
| Efficiency | Vent Free 99.9% |
Features
- 9 hand-painted split red oak logs
- Large 30-inch width for wide hearths
- Dual Fuel NG or LP burner
- Thermostat remote control included
- 99.9 percent fuel efficiency
- Oxygen Depletion Sensor safety
What We Like
- Perfect for oversized fireplaces
- Highly realistic 9-piece log set
- Includes all hardware and batteries
What We Don't Like
- Requires significant firebox width
- Can be overkill for small rooms
Why We Selected This Product
We selected the 30-inch model to ensure that owners of large, traditional fireplaces have an option that looks proportional. A 24-inch set can look lost in a wide hearth, but this 9-piece set fills the space beautifully. The reliability of the Duluth Forge burner system makes this a safe bet for long-term use.
User Experience
Customers with larger homes specifically mention how this set looks just right in their oversized fireplace. They report that the heat output is consistent and the thermostat remote works perfectly to maintain a comfortable temperature without intervention.
Skyflame 6 Piece White Birch Logs
Best in class for modern aesthetics
If you are looking for a more modern, clean aesthetic, the Skyflame 6 Piece White Birch set is a fantastic alternative to traditional oak. These ceramic fiber logs are designed to withstand high temperatures and can be used in both indoor and outdoor gas inserts, fire pits, and ventless fireplaces. They burn clean, producing no soot or ash, which helps keep your glass doors clear. The set includes various sizes ranging from 15 to 16 inches, allowing you to stack them creatively over your existing burner. When the flames hit these logs, they produce a beautiful orange-red ember effect that contrasts strikingly with the white birch bark.
Product Specs
| Material | Ceramic Fiber |
| Pieces | 6 Log Set |
| Use | Indoor/Outdoor |
| Compatibility | Gas/Propane/Ethanol |
Features
- 6 piece white birch ceramic log set
- Clean burning fiber material
- Resistant to high temperatures
- Indoor and outdoor compatibility
- Variable log sizes for stacking
- Produces realistic ember effect
What We Like
- Modern and unique appearance
- Zero soot or debris production
- Very affordable price point
What We Don't Like
- Logs only—burner sold separately
- Birch bark may look too white for some
Why We Selected This Product
We chose these logs for their unique visual appeal and versatility. They are compatible with both natural gas and propane systems and work well when combined with fire glass or lava rocks. Their clean-burning nature makes them a favorite for those who want to minimize maintenance.
User Experience
Many users mention using these logs to modernize an old fireplace. They are frequently used in outdoor fire pits where they hold up well to the elements. Reviewers often comment on the high-quality feel of the ceramic and how realistic the birch texture appears once the fire is lit.
Empire Comfort Deluxe 34 B-Vent
Best in class for traditional vented setups
The Empire Comfort Systems Deluxe B-Vent Fireplace is a more traditional vented solution that combines modern ignition technology with the look of a conventional hearth. It features 21000 BTUs of heat and an innovative Intermittent Pilot Ignition system, which only lights the pilot when you turn the unit on, saving gas throughout the year. The stylish louvered front and hand-painted ceramic fiber logs provide an elegant look. Because this is a B-Vent system, it utilizes traditional venting to remove combustion gases, making it a great replacement for older, less efficient vented units.
Product Specs
| BTU Rating | 21,000 |
| Fuel Type | Natural Gas |
| Vent Type | B-Vent |
| Ignition | Intermittent Pilot |
Features
- B-Vent system for traditional venting
- 21000 BTU natural gas operation
- Intermittent Pilot Ignition (IPI)
- Stylish louvered front design
- Hand-painted ceramic fiber logs
- Compact installation footprint
What We Like
- Superior air quality via venting
- Saves gas with IPI technology
- Very high-quality construction
What We Don't Like
- Requires professional chimney venting
- Lower heat output than ventless
Why We Selected This Product
We selected this model for those who prefer or require a vented fireplace system. The intermittent pilot is a major upgrade over standing pilot lights, reducing fuel waste significantly. Its compact 34-inch design allows it to fit into many existing chimney footprints without major reconstruction.
User Experience
Owners of this unit appreciate the reliability of the Empire brand. They note that while it provides less raw heat than some ventless models, the air quality in the room feels more natural. The louvered design is a hit with those who want a built-in look that blends with classic home architecture.
What to Look for Before Buying the Best Gas Fireplace Insert Reviews
Choosing the right gas fireplace insert requires more than just picking the one that looks the best. You need to consider several technical factors to ensure the unit is safe, efficient, and appropriate for your home.
1. Find Your Need - Compatibility and use case considerations
Before you shop, determine if you are looking for a ventless or vented unit. Ventless inserts are 99.9% efficient and easy to install because they dont require a chimney. However, some local codes prohibit them, and they can add moisture to the air. Vented units (like B-Vents) provide better air quality but are less heat-efficient because some warmth escapes through the vent.
2. Budget - Setting realistic price expectations
Gas fireplace inserts generally range from $500 for a basic log set to $2,500+ for a full deluxe firebox.
- $500-$800: High-quality ventless log sets with remotes.
- $800-$1,500: Complete ventless firebox inserts with high BTU output and thermostats.
- $1,500 and up: Vented systems with advanced ignition and custom finishes. Remember to budget for professional gas line installation, which can cost $200-$500.
3. Key Features - Most important technical specifications
Look for BTU (British Thermal Unit) ratings. A 30,000 BTU unit is usually sufficient for 1,200 to 1,500 square feet. Another key feature is the pilot system. Intermittent Pilot Ignition (IPI) is more fuel-efficient than a standing pilot. Remote controls with thermostat settings are also highly recommended for ease of use.
4. Quality & Durability - What to look for in construction
Refractory ceramic logs are the gold standard because they handle heat well and dont crack easily. Steel or iron grates and burner chassis are also important for longevity. Check the thickness of the mesh and the quality of the paint or finish to ensure it wont peel under high heat.
5. Brand Reputation - Importance of established manufacturers
Stick to brands like Duluth Forge, Empire Comfort Systems, or Comfort Glow. These companies have established service networks and readily available replacement parts. Buying from a reputable brand ensures that safety sensors and valves have been thoroughly tested.
6. Portability/Size - Considerations for space and storage
Size is the most critical measurement. You must measure the height, width, and depth of your existing firebox or the space where you intend to install the unit. Most inserts come in 24, 30, or 34-inch widths. Ensure you have the required clearance from the top of the unit to the ceiling (usually 42 inches).
Is it A Wise Decision to Buy gas fireplace insert reviews?
Investing in a gas fireplace insert is generally considered a very wise decision for homeowners looking to improve their home’s comfort and value. Unlike traditional wood fireplaces, which can actually lose heat as warm air is sucked up the chimney, modern gas inserts are designed to radiate heat back into the room. This makes them an excellent source of zone heating, allowing you to turn down the central furnace and only heat the room you are using.
In the long term, the convenience factor is unbeatable. There is no wood to chop, no soot to clean, and no wait time for the fire to start or go out. Safety features like Oxygen Depletion Sensors and flame-failure protections make them much safer than old-fashioned heaters. While the initial cost can be significant, the energy savings and the increased appeal of your home during resale often make up for the investment within a few seasons.
What Is the Best Way to Choose gas fireplace insert reviews?
Choosing the best insert involves a step-by-step process of elimination. Start by checking your local building codes to see if ventless units are allowed in your area. If they are, you will enjoy higher efficiency and easier installation.
Next, measure your fireplace opening multiple times to ensure accuracy. Look for a unit that provides about 5,000 BTUs for every 200 square feet of space you want to heat. dont go too large, or the room will become uncomfortably hot too quickly.
Always prioritize safety features. A built-in thermostat and ODS sensor are non-negotiable for indoor use. Avoid buying unknown brands just to save a few dollars; the safety of your home depends on the quality of the gas valves and sensors inside the unit. Finally, read user reviews specifically looking for mentions of how quiet the unit is and how realistic the flames appear.
FAQ
What is the best gas fireplace insert reviews for beginners?
For beginners, the Duluth Forge 32000 BTU Ventless Insert is the top recommendation. It is a complete package that includes the logs and the firebox, making installation much simpler than piecing together a burner and log set. Its dual-fuel capability also means you dont have to worry about compatibility with your home’s gas type.
How much should I spend on gas fireplace insert reviews?
A budget of $600 to $1,000 will get you a very high-quality ventless unit with a remote and thermostat. If you are looking for a vented system or a custom finish, expect to spend closer to $1,500 to $2,000. Remember to set aside money for professional installation if you dont already have a gas line.
What features are most important in gas fireplace insert reviews?
The most important features are the safety sensors (ODS), the BTU rating for your room size, and the control method. A thermostat-controlled remote is highly recommended because it automates the heating process, keeping the room at a constant temperature without manual adjustment.
How do I maintain my gas fireplace insert reviews?
Maintenance is relatively low. Once a year, you should vacuum any dust from the burner area and the logs. Check the pilot light and the batteries in the remote and receiver. If you have a vented unit, ensure the vent is clear of debris or bird nests before the first use of the season.
Are expensive gas fireplace insert reviews worth it?
Yes, higher-priced units often feature better log detail, more efficient ignition systems (like IPI), and more robust safety features. They also tend to have better warranties and longer-lasting ceramic materials that wont fade or crack over time.
What brands make the best gas fireplace insert reviews?
Duluth Forge, Empire Comfort Systems, and Comfort Glow are the industry leaders. They offer a wide range of models, have excellent safety track records, and provide clear instructions for both installation and operation.
How long do gas fireplace insert reviews typically last?
A well-maintained gas insert can easily last 15 to 20 years. The ceramic logs are designed for long-term heat exposure, and the valves and burners are made from durable metals. Replacing batteries and keeping the unit clean are the keys to longevity.
Can I find good gas fireplace insert reviews on a budget?
Yes, you can find excellent log sets for under $500. While they may not include the full firebox, they can be placed into an existing fireplace to provide the same level of heat and ambiance as more expensive full-insert models.
Final Verdict
After a thorough review of the top models, we highly recommend the Duluth Forge 32000 BTU Dual Fuel Ventless Gas Fireplace Insert as the best choice for most homeowners.
Its high heat output, dual-fuel flexibility, and 99.9 percent efficiency make it an unbeatable value for heating large spaces.
For those on a tighter budget or looking to refresh an existing setup, the Skyflame 6 Piece White Birch Log Set provides a stunning modern look at a fraction of the cost.
If you prefer a traditional vented system for air quality reasons, the Empire Comfort Systems Deluxe B-Vent remains our top premium recommendation.
Whichever model you choose, ensure you prioritize professional installation for safety and optimal performance.
Our Top Recommendation: Duluth Forge 32000 BTU Dual Fuel Insert
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