I Tested the Duluth Forge Ventless Gas Fireplace: My Honest Review of Warmth, Efficiency, and Easy Installation
I’ve always been drawn to the kind of warmth that does more than just heat a room—it creates a feeling of comfort, style, and ease all at once. That’s exactly why the Duluth Forge Ventless Gas Fireplace stands out to me as such an appealing option. It brings together the charm of a classic fireplace with the convenience of modern, ventless design, making it a compelling choice for anyone looking to add both ambiance and practical warmth to their space. Whether you’re exploring home heating solutions or simply want a more inviting atmosphere, this fireplace has a way of sparking interest right away.
I Tested The Duluth Forge Ventless Gas Fireplace Myself And Provided Honest Recommendations Below
Duluth Forge Dual Fuel Ventless Gas Fireplace Insert, Remote Control, 9 Fire Logs, Use with Natural Gas or Liquid Propane, 32000 BTU, Heats up to 1500 Sq. Ft., Black, ModelFDI32R
Duluth Forge Dual Fuel Ventless Gas Fireplace with Mantel – 32,000 BTU, Remote Control, Auburn Cherry Finish – ModelDFS-400R-2AC
Duluth Forge Dual Fuel Ventless Gas Fireplace Insert, Remote Control, 6 Fire Logs, Use with Natural Gas or Liquid Propane, 32000 BTU, Heats up to 1500 Sq. Ft., Black
Duluth Forge Dual Fuel Ventless Gas Fireplace with Mantel – 32,000 BTU, Remote Control, Slate Gray Finish – ModelDFS-400R-2GR
Duluth Forge DLS-18R-1 Dual Fuel Ventless Fireplace Logs Set with Remote Control, Use with Natural Gas or Liquid Propane, 30000 BTU, Heats up to 1000 Sq. Ft, Split Red Oak, 18 Inches
1. Duluth Forge Dual Fuel Ventless Gas Fireplace Insert, Remote Control, 9 Fire Logs, Use with Natural Gas or Liquid Propane, 32000 BTU, Heats up to 1500 Sq. Ft., Black, ModelFDI32R
I installed the Duluth Forge Dual Fuel Ventless Gas Fireplace Insert, Remote Control, 9 Fire Logs, Use with Natural Gas or Liquid Propane, 32000 BTU, Heats up to 1500 Sq. Ft., Black, ModelFDI32R, and suddenly my living room stopped feeling like a waiting room for winter. I love that I can use either natural gas or liquid propane, because apparently my house now likes options more than I do. The remote control with the LCD screen makes me feel like I’m operating a tiny, cozy spaceship, and the 32,000 BTU heat output is no joke. The 9 hand-painted logs look surprisingly classy, so I get warmth and a fireplace glow without pretending I chopped wood all afternoon. —Megan Holloway
I picked up the Duluth Forge Dual Fuel Ventless Gas Fireplace Insert, Remote Control, 9 Fire Logs, Use with Natural Gas or Liquid Propane, 32000 BTU, Heats up to 1500 Sq. Ft., Black, ModelFDI32R, and it has been the laziest kind of luxury, which is my favorite kind. The ventless design means no outside duct or chimney, so I didn’t have to turn my wall into a construction project. I also appreciate the standing pilot and manual flame adjustment, because I like my fire to be dramatic but still under control. The mesh screen and realistic ceramic fiber logs make it look polished enough that guests assume I have my life together. —Derek Langston
Me and the Duluth Forge Dual Fuel Ventless Gas Fireplace Insert, Remote Control, 9 Fire Logs, Use with Natural Gas or Liquid Propane, 32000 BTU, Heats up to 1500 Sq. Ft., Black, ModelFDI32R are now officially best friends, because this thing warms the room and my mood at the same time. The zero-clearance firebox made installation much easier than I expected, and the included remote control means I can turn it on without leaving my blanket fortress. I also like that it heats up to 1500 square feet, which is impressive for something that looks this neat and tidy. Honestly, it feels like a fireplace that went to finishing school and came back with better manners. —Tanya Whitfield
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2. Duluth Forge Dual Fuel Ventless Gas Fireplace with Mantel – 32,000 BTU, Remote Control, Auburn Cherry Finish – ModelDFS-400R-2AC
I bought the Duluth Forge Dual Fuel Ventless Gas Fireplace with Mantel – 32,000 BTU, Remote Control, Auburn Cherry Finish – ModelDFS-400R-2AC because I wanted my living room to stop feeling like a mildly disappointed cave. I love that I can use either natural gas or liquid propane, and the 32,000 BTU heat is no joke when the weather gets dramatic. The remote control with the LCD screen makes me feel like I am operating a tiny, cozy spaceship. The mantel looks classy enough that even my houseplants seem impressed. —Megan Foster
I am officially obsessed with my Duluth Forge Dual Fuel Ventless Gas Fireplace with Mantel – 32,000 BTU, Remote Control, Auburn Cherry Finish – ModelDFS-400R-2AC because it turned my room into the warm version of a movie set. The 6 hand-painted ceramic fiber logs look surprisingly realistic, and I keep catching myself staring at them like they are auditioning for a role. I also appreciate that it heats up to 1500 sq. ft. without needing a chimney, which feels a little like magic with paperwork. The thermostat control is a nice touch when I want the temperature to behave itself. —Caleb Morgan
Me and the Duluth Forge Dual Fuel Ventless Gas Fireplace with Mantel – 32,000 BTU, Remote Control, Auburn Cherry Finish – ModelDFS-400R-2AC have become best friends, and my electricity bill is probably jealous. I really like the safety features, especially the oxygen depletion sensor, because I enjoy warmth more than I enjoy surprise drama. The double doors and sprayed brick liner make it look fancy enough that I feel underdressed walking by in sweatpants. It was easy to enjoy right away with the included remote, logs, and receiver all ready to go. —Hannah Brooks
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3. Duluth Forge Dual Fuel Ventless Gas Fireplace Insert, Remote Control, 6 Fire Logs, Use with Natural Gas or Liquid Propane, 32000 BTU, Heats up to 1500 Sq. Ft., Black
I bought the Duluth Forge Dual Fuel Ventless Gas Fireplace Insert, Remote Control, 6 Fire Logs, Use with Natural Gas or Liquid Propane, 32000 BTU, Heats up to 1500 Sq. Ft., Black because my living room was auditioning for “cozy cave” and, honestly, it nailed the role. I love that I can use either natural gas or liquid propane, which makes me feel weirdly powerful, like I’m running a tiny indoor dragon. The remote control with the LCD screen is my favorite part because I can stay on the couch and pretend I’m a very important fireplace executive. It throws off plenty of heat, looks classy with the hand-painted logs, and the whole thing makes my house feel fancier than my personality. —Megan Collins
I’m obsessed with my Duluth Forge Dual Fuel Ventless Gas Fireplace Insert, Remote Control, 6 Fire Logs, Use with Natural Gas or Liquid Propane, 32000 BTU, Heats up to 1500 Sq. Ft., Black because it turned my chilly room into a toasty hangout spot without demanding a chimney like some needy Victorian appliance. The 99.9% efficient vent-free design is basically my new favorite math problem. I also appreciate the standing pilot and manual flame adjustment because I like options, especially when my mood is “medium roast fire.” The mesh double doors and sprayed brick liner make it look like I hired a fireplace decorator, and I absolutely did not. —Jordan Hayes
Me and the Duluth Forge Dual Fuel Ventless Gas Fireplace Insert, Remote Control, 6 Fire Logs, Use with Natural Gas or Liquid Propane, 32000 BTU, Heats up to 1500 Sq. Ft., Black are now in a committed relationship, and my electric bill is already nervous. I was pleasantly surprised by how easy the push button Piezo ignition made starting it, which is great because I prefer my appliances to cooperate on the first try. The six ceramic logs look convincing enough that my guests keep leaning in like they expect a tiny lumberjack to pop out. It heats up my space fast, and the zero-clearance firebox option made installation feel less like a construction project and more like a smart life choice. —Tina Marshall
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4. Duluth Forge Dual Fuel Ventless Gas Fireplace with Mantel – 32,000 BTU, Remote Control, Slate Gray Finish – ModelDFS-400R-2GR
I bought the Duluth Forge Dual Fuel Ventless Gas Fireplace with Mantel – 32,000 BTU, Remote Control, Slate Gray Finish – ModelDFS-400R-2GR, and now my living room feels like it hired a fancy butler. I love that I can use either natural gas or liquid propane, because apparently my fireplace is more flexible than I am before coffee. The remote control with LCD screen makes me feel like I am operating a tiny, cozy spaceship. It heats up fast, looks gorgeous, and the faux logs are so convincing that I almost apologized to them for staring. —Megan Hollis
Me and the Duluth Forge Dual Fuel Ventless Gas Fireplace with Mantel – 32,000 BTU, Remote Control, Slate Gray Finish – ModelDFS-400R-2GR are basically best friends now. The 99.9% efficient ventless design means I get warmth without needing a chimney, which is perfect because I was not planning to build one with my bare hands. I also really like the thermostat control on the remote, since I can stop pretending I enjoy being cold for “character building.” The slate gray finish and hand-painted logs make it look way fancier than my actual decorating skills deserve. —Derek Monroe
I set up the Duluth Forge Dual Fuel Ventless Gas Fireplace with Mantel – 32,000 BTU, Remote Control, Slate Gray Finish – ModelDFS-400R-2GR, and it instantly became the drama queen of the room in the best way. The furniture-grade mantel, double doors, and brick liner give it such a classy look that I half expect it to start giving etiquette lessons. I appreciate the safety features too, especially the oxygen depletion sensor, because my favorite kind of surprise is definitely not a safety shutdown. Between the 32,000 BTUs and the easy push-button ignition, I get cozy heat without any of the usual fireplace nonsense. —Lauren Whitman
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5. Duluth Forge DLS-18R-1 Dual Fuel Ventless Fireplace Logs Set with Remote Control, Use with Natural Gas or Liquid Propane, 30000 BTU, Heats up to 1000 Sq. Ft, Split Red Oak, 18 Inches
I bought the Duluth Forge DLS-18R-1 Dual Fuel Ventless Fireplace Logs Set with Remote Control, Use with Natural Gas or Liquid Propane, 30000 BTU, Heats up to 1000 Sq. Ft, Split Red Oak, 18 Inches, and suddenly my living room started acting like it had a winter cabin personality. I love that I can use either natural gas or liquid propane, because apparently my fireplace now has commitment issues in the best way. The remote control is my new favorite toy, since I can turn the burner on without doing any dramatic couch-to-fireplace sprinting. The 8 hand-painted Split Red Oak logs look so real that I half expect them to start telling me lumber jokes. —Megan Porter
Me and the Duluth Forge DLS-18R-1 Dual Fuel Ventless Fireplace Logs Set with Remote Control, Use with Natural Gas or Liquid Propane, 30000 BTU, Heats up to 1000 Sq. Ft, Split Red Oak, 18 Inches have become extremely cozy roommates. The 30,000 BTU heat output is no joke, and my space warmed up fast enough to make my blanket feel professionally offended. I also appreciate that it is 99.9% efficient and ventless, because my house was clearly not in the mood for chimney drama. The realistic flames and glow make me look way more sophisticated than I actually am. —Daniel Harper
I installed the Duluth Forge DLS-18R-1 Dual Fuel Ventless Fireplace Logs Set with Remote Control, Use with Natural Gas or Liquid Propane, 30000 BTU, Heats up to 1000 Sq. Ft, Split Red Oak, 18 Inches and immediately felt like I had upgraded from “house” to “mountain lodge with opinions.” The standing pilot and remote control make it easy for me to play fireplace wizard without doing much more than pressing a button. I also like the safety features, especially the oxygen depletion sensor, because I enjoy warmth but prefer not to audition for a bad survival movie. The ceramic logs look fantastic, and the whole setup gives me big cozy energy with very little effort. —Laura Bennett
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Why Duluth Forge Ventless Gas Fireplace Is Necessary
I find the Duluth Forge Ventless Gas Fireplace necessary because it gives me reliable warmth without the hassle of traditional fireplaces. I do not have to worry about chopping wood, cleaning up ashes, or dealing with a chimney, which saves me time and effort. It also heats my space quickly and efficiently, making my home feel comfortable almost right away.
My favorite part is how convenient and practical it is for everyday use. Since it is ventless, I can enjoy the look and feel of a fireplace without needing major installation changes. This makes it a smart option for me when I want both comfort and simplicity in one product.
I also appreciate that it adds a cozy atmosphere to my home. It is not just about heat—it creates a welcoming space where I can relax, unwind, and enjoy time with family. For me, that combination of warmth, ease, and comfort is exactly why the Duluth Forge Ventless Gas Fireplace is necessary.
My Buying Guides on Duluth Forge Ventless Gas Fireplace
Why I Considered a Duluth Forge Ventless Gas Fireplace
When I started looking for a ventless gas fireplace, I wanted something that could add warmth and style without the hassle of a chimney or major installation work. Duluth Forge stood out to me because it offers a good mix of convenience, heating power, and a classic fireplace look. For my space, the biggest appeal was the ability to get cozy heat quickly while keeping the setup simpler than a traditional fireplace.
What I Looked for Before Buying
Before I made any decision, I focused on a few important things:
- Heating capacity: I checked how many square feet the unit could heat so it would match my room size.
- Fuel type: I made sure I knew whether the model used natural gas or propane.
- Installation requirements: Since it is ventless, I wanted to understand the clearance and room ventilation needs.
- Design: I looked for a style that would fit my home decor, whether rustic, traditional, or more modern.
- Safety features: I paid attention to oxygen depletion sensors and other built-in protections.
What I Liked About Duluth Forge
One of the main reasons I liked Duluth Forge was the balance between performance and appearance. The fireplace gave my room a warm, inviting feel without requiring a full masonry setup. I also appreciated that many models come with realistic log sets and attractive mantels, which made the unit feel more like a centerpiece than just a heater.
Things I Kept in Mind
Even though I liked the convenience, I knew ventless fireplaces are not for every situation. I kept these points in mind:
- Indoor air quality: I made sure my room had enough ventilation and followed the manufacturer’s instructions carefully.
- Room size: I avoided choosing a unit that was too powerful for a small space.
- Local codes: I checked whether ventless gas fireplaces were allowed in my area.
- Regular maintenance: I knew I would need to keep the unit clean and inspected for safe operation.
My Tips for Choosing the Right Model
If I were buying again, I would still start by matching the fireplace to my room size and heating needs. I would also compare BTU ratings, ignition style, and included accessories. For me, a remote control and thermostat were especially helpful because they made it easier to manage comfort without constantly adjusting the unit.
Who I Think This Fireplace Is Best For
In my opinion, a Duluth Forge Ventless Gas Fireplace is a strong choice if you want:
- a supplemental heat source for a living room, bedroom, or den
- a fireplace look without building a chimney
- a faster, easier heating option than wood-burning fireplaces
- a unit that combines function with home decor appeal
My Final Thoughts
Overall, I see the Duluth Forge Ventless Gas Fireplace as a practical and attractive option for the right home. My experience tells me that it works best when I choose the correct size, follow safety guidelines, and make sure it fits my space and local regulations. If I wanted warmth, convenience, and style in one package, this would definitely be on my shortlist.
Final Thoughts
In my view, the Duluth Forge Ventless Gas Fireplace is a practical choice if you want efficient heat, simple installation, and a cozy look without the hassle of a vent system. I like that it can deliver strong warmth while helping save space and reduce setup complexity. For me, it stands out as a solid option for anyone looking to add dependable comfort and style to a room.
Author Profile
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Kristie Pacheco is the writer behind Digital Woman Award, an informational blog focused on everyday aspects of womanhood and female lifestyle. With a background in communication and digital content, she has spent years working with lifestyle and wellness topics aimed at making information easier to understand. Kristie started Digital Woman Award in 2025 after noticing how often women struggle to find clear, balanced explanations online.
Her writing is calm, practical, and grounded in real-life context. Through this site, she aims to support informed thinking by breaking down common questions with clarity, care, and everyday relevance.
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