10 Best Ventless Gas Fireplace Insert (2024 Update)

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If you're searching for a way to add warmth and ambiance to your home without the hassle of installing a traditional fireplace, a ventless gas fireplace insert might be just what you need. These units are designed to be easy to install and use, and they don't require a chimney or vent to operate.

Before you start your search for a ventless gas fireplace insert, there are a few key things you should keep in mind. First, it's important to consider the size of the unit you need. Measure the space where you want to install the insert and make sure you choose a model that will fit comfortably.

Second, think about the type of fuel you want to use. Ventless gas fireplace inserts can run on natural gas or propane, so you'll need to choose the one that's right for your home.

Third, consider the style and design of the insert. There are many different options available, from traditional to modern, so you'll want to choose one that matches your home's decor.

Fourth, think about the features you want. Some ventless gas fireplace inserts come with remote controls, timers, and other advanced features that can make them more convenient to use.

Finally, it's important to choose a reputable brand and model. Look for units that have good reviews and a solid warranty to ensure that you're getting a quality product that will last for years to come.

10 Best Ventless Gas Fireplace Insert

1. Duluth Forge Ventless Fireplace Insert – 32k Btu, Dual Fuel, Remote Control, Black (Fdf400rt-Zc) – Shipping To Canada And California.

The Duluth Forge Dual Fuel Ventless Fireplace Insert is a high-performance heating solution that offers the perfect combination of style and functionality. With patented dual fuel technology, this fireplace insert can use either natural gas or liquid propane to generate up to 32,000 BTUs of heat, enough to warm up an area of up to 1,500 square feet.

One of the most notable features of this fireplace insert is its variable remote control thermostat, which allows for easy customization of heat settings. This makes it an ideal choice for those who want greater control over their fireplace's heat flow, as well as those who want to add a warm and inviting atmosphere to their room.

In terms of style, the Duluth Forge Dual Fuel Ventless Fireplace Insert is a real standout. It comes with 6 realistic hand-painted ceramic fiber logs, which look and feel just like real wood logs. This makes it a great option for small apartments or sitting areas, where space is at a premium.

Perhaps most importantly, the Duluth Forge Dual Fuel Ventless Fireplace Insert is highly efficient and economical. It boasts a 99.9% efficiency rating, thanks to its dual precision ported vent-free gas burner. This means that no outside duct or chimney is needed, making it an environmentally friendly and energy-saving choice.

Safety is also a top priority with the Duluth Forge Dual Fuel Ventless Fireplace Insert. It features a battery-assisted piezo ignition, which ensures that the heater will always start up reliably. Additionally, it comes equipped with a built-in oxygen depletion sensor (ODS), which immediately shuts down the heater if carbon monoxide or lack of oxygen is detected.

Overall, the Duluth Forge Dual Fuel Ventless Fireplace Insert is a top-of-the-line heating solution that offers a winning combination of style, functionality, and safety. Whether you're looking to add a warm and inviting atmosphere to your room, or simply need an efficient and cost-effective way to heat your home, this fireplace insert is sure to meet your needs.

2. Duluth Forge Dual Fuel Vent Free Insert-26,000 Btu, Remote Control Fireplace Insert, Black

The Duluth Forge Dual Fuel Vent Free Insert is a high-quality fireplace insert that is proudly assembled in the USA. The skilled American workers manufacture the parts, assemble, and test the product to ensure that only high-quality materials and parts are used in the manufacturing process. The factory features state-of-the-art manufacturing equipment to ensure that the product is of the highest quality.

The fireplace insert features a 26,000 BTU patented Dual Fuel Technology that allows users to use either natural gas or liquid propane to heat up to 1,350 sq. ft. area. This technology offers greater heat flow that can add a warm atmosphere to any room. The variable control thermostat offers the most customizable heat settings, making it ideal for any user who wants to control the temperature of their room.

The fireplace insert is stylish and features five hand-painted realistic detailed logs using superior ceramic fiber and concrete materials for long-lasting life. The logs are designed to look like real wood to add a touch of authenticity to the fireplace insert.

The Duluth Forge Dual Fuel Vent Free Insert is also economical, with a 99.9% efficiency rating with Dual Precision Ported Vent Free gas burner. No outside duct or chimney is needed, making it environmentally friendly and energy-efficient. This feature also saves users money on energy bills.

In conclusion, the Duluth Forge Dual Fuel Vent Free Insert is a high-quality, stylish, and economical fireplace insert that is ideal for anyone who wants to add warmth and ambiance to their room. The product is made in the USA using only the best materials and parts, making it a reliable and dependable option for any user. The patented Dual Fuel Technology allows users to use natural gas or liquid propane, while the variable control thermostat offers customizable heat settings. The product is also environmentally friendly and energy-efficient, making it an ideal choice for anyone who wants to save money on energy bills.

3. Procom Ventless Gas Fireplace Insert – Dual Fuel, Arched Door, 10,000 Btu, T-Stat Control – Pcs100t.

The ProCom Dual Fuel Ventless Gas Fireplace Insert – Arched Door, 10,000 BTU, T-Stat Control – Model# PCS100T is a dependable and stylish heating solution that can be fueled by natural gas or liquid propane. With a maximum output of 10,000 BTUs, this fireplace insert can easily heat a room and create a cozy ambiance.

One of the standout features of this fireplace insert is the thermostat control, which automatically cycles the burner on and off to maintain a desired room temperature. This means that you can set your desired temperature and let the fireplace insert do the work of keeping your room warm and comfortable.

The ProCom Dual Fuel Ventless Gas Fireplace Insert also boasts a classic arched style with a single precision ported ventless gas burner. The design includes four hand-painted ceramic fiber logs that add to the ambiance and create a realistic flame effect. Additionally, this fireplace insert is zero clearance, meaning that it can be installed directly into a wall without requiring additional clearance space.

Safety is of utmost importance when it comes to any heating appliance, and the ProCom Dual Fuel Ventless Gas Fireplace Insert is no exception. It features a battery-assisted piezo ignition system that ensures easy and reliable starting, as well as a built-in pilot oxygen depletion sensor (ODS). This sensor immediately shuts down the heater if carbon monoxide or lack of oxygen is detected, making this fireplace insert a safe choice for any home.

In summary, the ProCom Dual Fuel Ventless Gas Fireplace Insert – Arched Door, 10,000 BTU, T-Stat Control – Model# PCS100T is a reliable, stylish, and safe heating solution that can be fueled by natural gas or liquid propane. Its thermostat control, classic arched style, and zero clearance design make it a great addition to any home, while its safety features ensure peace of mind for you and your family.

4. Pleasant Hearth 46 Full Size Natural Gas Vent Free Fireplace System 32,000 Btu, Rich Tobacco

The Pleasant Hearth 46 Full Size Natural Gas Vent Free Fireplace System is a great addition to any home. This beautiful fireplace features a rich tobacco finish that will complement any decor. It is natural gas ready and can heat up to 1,100 sq. ft. with up to 32,000 BTU's/hr. Please note that fuel conversion is not permitted.

One of the best features of this fireplace is its hand-held thermostat remote control. This remote control can work as an on/off switch or as a programmable thermostat. This means that you can set the temperature to your desired level and the fireplace will automatically turn on or off to maintain that temperature. This is a great feature for those who want to save money on their energy bills.

Another great feature of the Pleasant Hearth 46 Full Size Natural Gas Vent Free Fireplace System is its dual burner. This provides 2 rows of flames for a more full-looking fire. This creates a more realistic and inviting atmosphere for your home.

This fireplace is also vent-free, which means that no chimney or flue is required. This makes installation much easier and more cost-effective. You can also enjoy the benefits of a real fire without the hassle of cleaning up ashes and soot.

Overall, the Pleasant Hearth 46 Full Size Natural Gas Vent Free Fireplace System is a great investment for any home. Its beautiful design, energy-efficient features, and easy installation make it a great choice for those who want to add warmth and ambiance to their living space.

5. Duluth Forge Dual Fuel Ventless Fireplace Insert 26,000 Btu, T-Stat Control Fdf300t, Antique White

The Duluth Forge Dual Fuel Ventless Fireplace Insert is a versatile heating solution that offers comfort and convenience to homeowners. With its patented Dual Fuel Technology, the fireplace insert can run on either natural gas or liquid propane, providing up to 26,000 BTUs of heat to warm up to 1,350 square feet of living space. This makes it a perfect choice for homeowners looking to add warmth and ambiance to their homes without the need for an outside duct or chimney.

The fireplace insert is designed for ease of use and maximum efficiency. The thermostat control system automatically cycles the burner on and off to maintain a desired room temperature, ensuring that your home remains warm and comfortable even during the coldest months of the year. With its blue flame heater, the fireplace insert provides a warm and inviting atmosphere that enhances the ambiance of any room.

One of the key benefits of the Duluth Forge Dual Fuel Ventless Fireplace Insert is its high level of efficiency. With a 99.9% efficiency rating, the fireplace insert is designed to provide maximum heat with minimal waste. This not only helps to keep your energy bills low but also promotes environmental protection and energy conservation.

Safety is also a top priority with the Duluth Forge Dual Fuel Ventless Fireplace Insert. The battery assisted Piezo ignition system ensures that the fireplace insert is easy to start up, while the built-in pilot oxygen depletion sensor (ODS) immediately shuts down the heater if carbon monoxide or lack of oxygen is detected. This provides homeowners with peace of mind, knowing that they are protected from potential safety hazards.

In addition to its many features and benefits, the Duluth Forge Dual Fuel Ventless Fireplace Insert comes with a 1-year limited warranty, ensuring that homeowners can enjoy its many benefits with confidence. Overall, the Duluth Forge Dual Fuel Ventless Fireplace Insert is a reliable and efficient heating solution that offers both comfort and convenience to homeowners.

6. Renewed Duluth Forge Dual Fuel Gas Fireplace Insert – 32,000 Btu, T-Stat Control – Model# Fdf400t-Zc-R, Black.

The Duluth Forge Dual Fuel Ventless Gas Fireplace Insert is a certified refurbished heating appliance that comes with all the original accessories, ensuring that it works like new. This product is perfect for those who want to save money on their heating bills while enjoying the warmth and ambiance of a traditional fireplace.

With a maximum heating capacity of 32,000 BTU, this ventless gas fireplace insert can heat up to 1,500 square feet of living space. It uses patented dual fuel technology, which means it can run on either natural gas or liquid propane. This feature is perfect for those who want to be able to switch between fuels depending on availability or price.

The Duluth Forge Dual Fuel Ventless Gas Fireplace Insert comes with a thermostat control that automatically cycles the burner on and off to maintain a desired room temperature. This feature ensures that your living space stays comfortable and warm without any manual adjustments.

This product also features six hand-painted realistic ceramic fiber logs that use superior refractory ceramics to ensure a long lifespan. These logs add a touch of elegance and style to your fireplace, making it a great addition to any home decor.

The Duluth Forge Dual Fuel Ventless Gas Fireplace Insert is 99.9% efficient with a vent-free gas burner, which means it doesn't require any outside ducts or chimneys. This feature makes it an environmentally friendly and energy-efficient heating option for your home.

In summary, the Duluth Forge Dual Fuel Ventless Gas Fireplace Insert is a high-quality heating appliance that offers maximum heating capacity, dual fuel technology, thermostat control, stylish design, and energy efficiency. It is perfect for those who want to save money on their heating bills while enjoying the warmth and ambiance of a traditional fireplace.

7. Procom Vent-Free Universal Ventless Firebox Insert, Model# Pc32vfc

The ProCom Vent-Free Universal Ventless Firebox Insert, Model# PC32VFC, is a top-quality product proudly assembled in the USA by skilled American workers. The manufacturing process uses only high-quality materials and state-of-the-art equipment to ensure that customers receive a reliable and stylish product that is built to last.

One of the key features of this firebox insert is its unique Airflow Technology System, which enables greater heat flow and accepts most 18” or 24” ventless gas log sets. This technology ensures that the firebox insert is highly efficient and can provide a cozy and warm atmosphere in any room.

The ProCom Vent-Free Universal Ventless Firebox Insert is also highly dependable. Its Zero-Clearance design allows it to be installed against or recessed into any wall accessible to a gas line. The firebox insert comes with a draw screen and hood, which add an extra layer of protection and ensure that the firebox insert is safe to use.

In addition to its functional features, the ProCom Vent-Free Universal Ventless Firebox Insert is also stylish. It features a decorative sprayed brick liner and an extra-large viewing area that gives an ordinary look to your home. Customers can enjoy the ambiance and warmth of a fire without sacrificing their home's aesthetic.

The ProCom Vent-Free Universal Ventless Firebox Insert has dimensions of 32 5” H x 35” W x 19” D and weighs 64 lbs. This size and weight make it a perfect fit for any room in the house. Whether you want to install it in your living room, bedroom, or even your office, this firebox insert is a great choice.

In conclusion, the ProCom Vent-Free Universal Ventless Firebox Insert, Model# PC32VFC, is a high-quality product that is built with the customer in mind. Its unique Airflow Technology System, Zero-Clearance design, and stylish features make it a reliable, efficient, and attractive choice for anyone looking for a firebox insert.

8. Procom Ventless Propane Gas Log Set – 24in, 34,000 Btu, Millivolt Control, Model# Wzl24mva

The ProCom Ventless Propane Gas Log Set is an innovative heating solution that offers maximum efficiency, style, and safety. This log set utilizes Liquid Propane Gas to produce up to 34,000 BTU of heat, which can effectively warm up an area of up to 1,700 sq. ft. without the need for any outside duct or chimney. This makes it an ideal choice for those looking for an economical and environmentally-friendly heating solution.

One of the key features of this log set is its Millivolt Control, which offers the most customizable heat and is perfect for those who require greater heat control. The Millivolt Control allows the user to easily adjust the heat output, making it easy to attain the desired temperature. Additionally, the log set comes with a 6 hand-painted concrete log control cover kit, which adds a touch of style and elegance to any room.

The ProCom Ventless Propane Gas Log Set is also highly efficient, with a 99.9% efficiency rating. This means that almost all of the heat produced by the gas burner is utilized, resulting in less waste and greater energy conservation. The log set is also vent-free, which means that no outside duct or chimney is required. This not only makes installation easier but also ensures environmental protection by minimizing the emission of harmful gases.

Safety is a top priority with the ProCom Ventless Propane Gas Log Set. It features a battery-assisted Piezo ignition that ensures easy and safe start-up. Furthermore, the built-in pilot oxygen depletion sensor (ODS) immediately shuts down the heater if carbon monoxide or lack of oxygen is detected. This ensures that the log set is safe to use and provides peace of mind to the user.

In conclusion, the ProCom Ventless Propane Gas Log Set is an excellent choice for those looking for an efficient, stylish, and safe heating solution. With its Millivolt Control, hand-painted concrete log control cover kit, and high efficiency rating, this log set is sure to provide superior performance and comfort. Additionally, its vent-free design and built-in safety features make it an environmentally-friendly and safe choice for any home.

9. 26,000 Btu Dual Fuel Ventless Gas Fireplace With Remote Control And Heritage Cherry Finish – Duluth Forge (170150)

The Duluth Forge Dual Fuel Ventless Gas Fireplace is a top-of-the-line heating solution that combines advanced technology, dependable performance, and stylish design. With a powerful 26,000 BTU output, this patented dual fuel technology fireplace can heat up to 1,350 sq. ft. area, making it ideal for large rooms or open living spaces.

This fireplace is designed to offer the most customizable heat settings, allowing you to adjust the temperature to your desired level. The remote control feature makes it easy to operate from anywhere in the room, giving you greater control over the heat flow and creating a warm and inviting atmosphere.

The Heritage Cherry Furniture Grade Mantel Finish adds a touch of elegance to any room, while the 5 hand-painted realistic detailed logs, made from superior ceramic fiber material, provide a stunning look that is sure to impress. The fireplace's vent-free gas burner is 99.9% efficient, making it an economical option for those looking to save on energy costs.

One of the most important features of this fireplace is its safety features. The battery-assisted Piezo ignition ensures that the fireplace starts up quickly and easily, while the built-in pilot oxygen depletion sensor (ODS) immediately shuts down the heater if carbon monoxide or lack of oxygen is detected. This ensures that you and your family are always safe while using this fireplace.

Overall, the Duluth Forge Dual Fuel Ventless Gas Fireplace is an excellent heating solution for those looking for a high-quality, safe, and stylish heating option. With its advanced technology, customizable heat settings, and elegant design, this fireplace is sure to become a focal point of any room.

10. Duluth Forge Dual Fuel Ventless Fireplace Insert – 32,000 Btu, Remote Control, Apple Spice

The Duluth Forge Dual Fuel Ventless Fireplace Insert is a high-performance heating solution that combines modern technology, stylish design, and energy efficiency. With a maximum heat output of 32,000 BTUs, this fireplace insert can heat up to 1500 square feet of living space, making it suitable for large rooms and open floor plans.

One of the key features of this fireplace insert is its patented Dual Fuel Technology, which allows it to run on either natural gas or liquid propane. This flexibility gives homeowners greater control over their heating costs and allows them to choose the fuel source that is most convenient and affordable for their needs.

The Duluth Forge Dual Fuel Ventless Fireplace Insert is also highly customizable, thanks to its thermostat remote control. This remote control allows users to adjust the heat settings to their preferred temperature and control the level of heat flow in their room. This makes it easy to create a warm and inviting atmosphere in any living space.

In addition to its advanced technology and customizable features, the Duluth Forge Dual Fuel Ventless Fireplace Insert also boasts a stylish design. The fireplace insert features six hand-painted, realistic logs that are made from superior refractory ceramics. This material ensures that the logs have a long lifespan and remain in good condition over time. The logs give the fireplace insert a stunning visual appeal and make it a beautiful addition to any home.

The Duluth Forge Dual Fuel Ventless Fireplace Insert is also an economical and environmentally-friendly heating solution. With a 99.9% efficiency rating, the fireplace insert is designed to use gas in a way that minimizes waste and conserves energy. It also does not require any outside ducts or chimneys, making it a more eco-friendly option compared to traditional wood-burning fireplaces.

Finally, safety is a top priority with the Duluth Forge Dual Fuel Ventless Fireplace Insert. It features a push-button Piezo ignition and a built-in pilot oxygen depletion sensor (ODS). This safety feature immediately shuts down the heater if carbon monoxide or a lack of oxygen is detected, ensuring that homeowners can enjoy the warmth of the fireplace insert without any safety concerns.

Overall, the Duluth Forge Dual Fuel Ventless Fireplace Insert is a high-quality heating solution that combines advanced technology, customizable features, stylish design, and safety. It is a great choice for homeowners who want an efficient, eco-friendly, and visually appealing heating option for their living space.

Best Ventless Gas Fireplace Insert FAQs

Are ventless gas fireplace inserts safe for indoor use?

Ventless gas fireplace inserts are generally safe for indoor use, but there are some important considerations to keep in mind. These types of fireplaces are designed to burn natural gas or propane without the need for a chimney or vent to the outside. While this can be convenient and cost-effective, it also means that the byproducts of combustion, such as carbon monoxide, nitrogen dioxide, and moisture, stay inside the home.

To ensure safe use of a ventless gas fireplace insert, it is important to select a model that is certified by a reputable testing organization, such as the American Gas Association. It is also important to follow the manufacturer's instructions for installation, use, and maintenance. This may include regular cleaning and inspection to ensure that the fireplace is functioning properly and that there are no leaks or other hazards. Additionally, it is recommended to install a carbon monoxide detector in the same room as the fireplace, as an added safety measure.

Overall, ventless gas fireplace inserts can be a safe and efficient way to heat a room, as long as they are used responsibly and maintained properly. As with any heating appliance, it is important to prioritize safety and take precautions to prevent potential hazards.

How do you install a ventless gas fireplace insert?

Installing a ventless gas fireplace insert requires some basic knowledge of gas connections and safety procedures. First, ensure that the gas supply line is turned off before beginning the installation process. Next, remove the existing fireplace grate and clean the firebox thoroughly. Install the gas logs according to the manufacturer's instructions, making sure that they are properly placed and secured. Connect the gas line to the insert and test for leaks using a gas detector. If no leaks are detected, turn on the gas supply and ignite the gas logs to ensure that they are functioning properly. Finally, install any necessary trim or accessories and enjoy your new ventless gas fireplace insert. It is important to note that installation should only be performed by a licensed professional to ensure safety and proper functioning of the unit.

How much does it cost to operate a ventless gas fireplace insert?

The cost of operating a ventless gas fireplace insert depends on several factors, such as the cost of natural gas in your area and the efficiency of the fireplace. Generally, a ventless gas fireplace insert costs less to operate than a traditional wood-burning fireplace. A typical ventless gas fireplace insert can cost between $0.25 to $0.50 per hour to operate, depending on the model and size of the unit. This means that for an average of four hours of use per day, the monthly cost will be around $30 to $60. However, it is important to note that ventless gas fireplaces require proper maintenance and installation to ensure safe and efficient operation. It is recommended to consult with a professional to determine the most cost-effective and safe way to operate a ventless gas fireplace insert in your home.

What are the advantages and disadvantages of a ventless gas fireplace insert?

A ventless gas fireplace insert has the advantage of being easy to install and cost-effective. It does not require a chimney or vent, which saves on installation costs and allows for more flexibility in where it can be placed. Additionally, it can provide heat to a room without the need to open a window or door, which can save on energy costs.

However, a ventless gas fireplace insert also has some disadvantages. Because it does not have a vent or chimney, it releases combustion byproducts directly into the room. This can lead to poor indoor air quality and potential health hazards, such as headaches or respiratory issues. It also requires regular maintenance to ensure it is functioning safely and efficiently, and it may not be legal in all areas due to safety concerns.

Overall, a ventless gas fireplace insert can be a convenient and cost-effective option, but it is important to weigh the potential health risks and maintenance requirements before making a decision.

What types of fuel can be used in a ventless gas fireplace insert?

A ventless gas fireplace insert is designed to burn natural gas or propane. These types of fuel are highly efficient and produce heat without the need for a chimney or vent. The gas burns cleanly, producing only water vapor and carbon dioxide, which is then exhausted into the room.

It is important to note that while ventless gas fireplace inserts are convenient and easy to use, they require proper ventilation to ensure that the exhaust gases do not build up in the room. Additionally, it is not recommended to use other types of fuel, such as wood or coal, in a ventless gas fireplace insert as they can produce harmful fumes and damage the unit.

Overall, if you are looking to install a ventless gas fireplace insert, it is important to follow the manufacturer's instructions and use only the recommended fuel sources to ensure safe and efficient operation.

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