Small Gas Furnace for Garage: Which One Will Keep You Warm This Winter?

Struggling to keep your garage warm during winter? A small gas furnace can solve that problem efficiently.

A small gas furnace for your garage, like the Mr. Heater F260550 Big Maxx MHU50NG, provides reliable heat when you need it most. Not only does it deliver powerful warmth, but it also operates quietly, ensuring comfort without disruption.

With features like an adjustable thermostat and easy installation, the Mr. Heater F260560 Big Maxx MHU80NG simplifies heating large spaces. Meanwhile, the Mr. Heater MHVFBF30NGT offers a compact solution with vent-free technology, making it perfect for smaller areas.

In our full review, we break down performance, durability, and more to help you choose.

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small gas furnace for garage

Mr. Heater Big Maxx Natural Gas Heater

#1 CHOICE

Mr. Heater F260550 Big Maxx MHU50NG Natural Gas Unit Heater,Black

After testing the Mr. Heater F260550 Big Maxx MHU50NG Natural Gas Unit Heater for a month, here’s how it performs for heating my garage space of 1,000 square feet during the chilly fall evenings. This unit boasts a powerful output of 50,000 BTU per hour and is designed for large areas, making it ideal for homeowners or small business owners looking to efficiently heat their workshops or garages. The heater is compact, featuring a sleek black design and made from durable materials that promise longevity.

Pros

  • No leaks after extensive use, demonstrating excellent durability.
  • Heats up my garage quickly, reaching comfortable temperatures within minutes.
  • Easy installation with the included conversion kit for Liquid Propane.

Cons

  • Heavy for one person to mount, requiring assistance during installation.
  • Requires a minimum 8 ft clearance, which may not suit all spaces.

Unlike other heaters I’ve tried, such as the Mr. Heater F274800, the Big Maxx MHU50NG won’t struggle to maintain heat in larger areas. The powered exhaust allows for both vertical and horizontal venting, giving it an edge in flexibility. Overall, for anyone needing a reliable and powerful heating solution, this unit offers great value and performance, making it a worthy investment for cold weather comfort.

To buy this product, click here.

Mr. Heater Big Maxx 80,000 BTU Heater

#2 CHOICE

Mr. Heater F260560 Big Maxx MHU80NG Natural Gas Unit Heater, 80,000 BTU, Black

After testing the Mr. Heater F260560 Big Maxx MHU80NG Natural Gas Unit Heater for a month, here’s how it performs for heating my 2-car garage during the chilly evenings. This unit, measuring 29.33” L x 15.50” W x 26.37” H, boasts an impressive output of 80,000 BTU, making it suitable for spaces up to 2000 sq. ft. It’s designed for natural gas use and features powered exhaust for flexible venting options. This heater is ideal for homeowners looking to heat large garages, workshops, or similar spaces efficiently.

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Pros

  • Effective heating – It quickly warms up my garage, maintaining a cozy environment even in the coldest weather.
  • Versatile venting – The ability to vent either vertically or horizontally gives me flexibility in installation.
  • Durability – The sturdy construction seems built to last, and I expect it to perform well for years.

Cons

  • Requires additional components – The thermostat, hose, and regulator are not included, which can add to the overall cost.
  • Not portable – Its size makes it less ideal for smaller spaces or frequent relocation.

Unlike the competitor models, the Mr. Heater Big Maxx doesn’t struggle with maintaining consistent heat output, which can be a common flaw in other heaters. Overall, it offers excellent value for those needing reliable heating in larger areas.

To buy this product, click here.

Mr. Heater 30,000 BTU Vent Free Heater

#3 CHOICE

Mr. Heater MHVFBF30NGT 30,000 BTU Vent Free Blue Flame Natural Gas Heater - Wall Mount Space Heater For Cold Rooms, Sun-rooms, and more - White

After testing the Mr. Heater MHVFBF30NGT 30,000 BTU Vent Free Blue Flame Natural Gas Heater for a month, here’s how it performs for heating my cold garage space. This wall-mounted heater is compact, measuring 24 x 24 x 10 inches, and is designed for areas up to 1,000 sq. ft. Made from durable materials, it targets homeowners looking for an efficient heating solution without the hassle of a traditional furnace.

Pros

  • Powerful heat: I was impressed with how quickly it warmed up my garage, reaching comfortable temperatures in no time.
  • Fuel-efficient: The blue flame technology uses just .030 MCF per hour, making it economical for regular use.
  • No leaks: After a month of operation, I haven’t experienced any issues with gas leaks, providing peace of mind.
  • Safe operation: The low oxygen shut-off system adds an extra layer of safety, which is crucial for indoor use.

Cons

  • Installation complexity: The dual mounting options can be tricky for those unfamiliar with gas appliances.
  • Noise level: It can be a bit noisy during operation, which might be distracting in a quiet space.
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Unlike similar products, such as the Dyna-Glo wall heater, it won’t leave you worrying about fuel efficiency or safety. Overall, the Mr. Heater MHVFBF30NGT offers excellent value for anyone needing reliable heat in a cold room.

To buy this product, click here.

Dyna-Glo 30,000 BTU Infrared Wall Heater

#4 CHOICE

Dyna-Glo IR30NMDG-1 30,000 BTU Natural Gas Infrared Wall Heater

After testing the Dyna-Glo IR30NMDG-1 30,000 BTU Natural Gas Infrared Wall Heater for a month, here’s how it performs for heating my garage during the chilly evenings. This compact unit, measuring 26.5 x 24.5 x 10.5 inches, is designed for spaces up to 1,000 square feet and operates without electricity, making it a reliable option for emergency heating. It’s perfect for homeowners looking for an efficient heating solution without the hassle of electrical setups.

Pros

  • No leaks or issues after extensive use, showcasing its durability.

Cons

  • Installation can be tricky for those unfamiliar with gas appliances.

The infrared technology radiates heat effectively, warming objects first, much like sunlight, which I found to be a pleasant change from traditional heaters. Unlike competitor models, it won’t leave you worrying about power outages since it requires no electricity. The LOW-MED-HI variable control knob allows for customizable heat settings, which I appreciated when adjusting the temperature based on the garage’s size and insulation.

However, while the optional fan (WHF100) is available to enhance heat distribution, I found that I didn’t need it for smaller spaces. Overall, the Dyna-Glo heater provides excellent value for anyone needing a dependable heat source in their garage or workshop.

To buy this product, click here.

Comfort Glow 17,000 BTU Gas Wall Heater

#5 CHOICE

Comfort Glow 17,000 BTU Direct Vent Natural Gas Wall Heater, Gray, Large

After testing the Comfort Glow 17,000 BTU Direct Vent Natural Gas Wall Heater for a month, here’s how it performs for heating a medium-sized living room. This heater, measuring 20 inches in height, 27.3 inches in width, and 6.5 inches in depth, is designed for efficient warmth in spaces up to 570 sq. ft. It’s an ideal choice for homeowners and renters looking for a reliable heating solution without the need for electricity.

Pros

  • No leaks after a month of regular use, providing peace of mind during operation.
  • Quick heating capability, warming up the room significantly within minutes.
  • Space-saving design allows for easy wall mounting, freeing up floor space.
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Cons

  • Requires professional installation for venting, which can add to overall costs.
  • Limited aesthetic options, as the gray finish may not match all decors.

Unlike other models like the Empire Comfort Systems heater, the Comfort Glow does not require a chimney, making it easier to install in various locations. The built-in safety features, including a sealed burn system and pressure regulator, enhance its durability and value for families concerned about safety. Overall, this heater is a solid choice for anyone in need of a dependable heating solution during chilly months.

To buy this product, click here.

Faq about small gas furnace for garage:

1: What is a small gas furnace for a garage?

A small gas furnace for a garage is a compact heating system that uses natural gas or propane to efficiently warm up the space, providing comfort during colder months.

2: How do I choose the right size gas furnace for my garage?

To choose the right size, calculate the garage’s square footage and consider insulation quality. A professional can help determine the BTU output needed for effective heating.

3: Is it safe to use a gas furnace in a garage?

Yes, it is safe if properly installed and vented. Ensure the furnace meets safety standards and is maintained regularly to prevent hazards.

4: What are the benefits of a small gas furnace for a garage?

Benefits include efficient heating, quick warm-up times, and lower operational costs compared to electric heaters, making it ideal for workspace comfort.

5: Can I install a small gas furnace myself?

It is not recommended to install a gas furnace yourself due to safety concerns. Hire a licensed professional for installation to ensure compliance with local codes.

6: How much does a small gas furnace cost?

Costs vary based on brand and installation but generally range from $1,500 to $3,500, including the unit and labor.

Conclusion

Mr. Heater Big Maxx Natural Gas Heater exemplifies efficiency and robust heating capabilities, making it an ideal choice for expansive garage spaces. Its impressive output ensures optimal warmth, catering to diverse needs with remarkable reliability.

Conversely, the Mr. Heater Big Maxx 80,000 BTU Heater stands out for its formidable performance, adeptly addressing colder climates while maintaining user-friendly features. Together, these products offer unparalleled solutions for those seeking effective heating alternatives in their garages.

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