10 Best natural gas garage heaters of 2025

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1

1HVAC
Reznor 45,000 BTU Gas Unit Propane Garage Heater, Warehouse, and Indoor Shop Heater | LP Fueled, Quiet Forced Air, Ceiling Mount, Low Static Propeller | UDXC-45
Main highlights

Powerful and Efficient Performance
The UDX-100 maximizes efficiency with a 100,000 BTU capacity and 83 AFUE rating.

Ideal for Large Spaces
Perfect for residential garages, workshops, and warehouses needing reliable heating.

Praised User-Friendly Operation
Customers love the intuitive LED light and display for easy troubleshooting.
Key specs
- heat output:105000 BTU
- usage:Fast Heating
- size:N/A
- power source:N/A
- voltage:115 Volts
9.6

Exceptional

Our Rating
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Value for Money

2

Modine
Modine HD45AS0111Natural Gas Hot Dawg Garage Heater 45,000 BTU with 80-Percent Efficiency Grey
Main highlights

Efficient Heating Performance
45,000 BTU with 80% efficiency, ideal for garages.

Versatile Installation Options
Quick and easy installation with field wiring connections.

Quiet Operation
Praised for being quiet, with minimal noise during use.
9.4

Excellent

Our Rating

9.5
Easy installation

9.1
worth the money

8.0
Noise level
3

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

High Heating Capacity
Generates 80,000 BTU, covering up to 2,667 sq ft.

Ideal for Large Spaces
Perfect for garages, pole barns, or large buildings.

Easy Installation Praised
Customers appreciate its straightforward installation process.
9.3

Excellent

Our Rating

9.3
Tech Support

8.7
Easy installation

8.4
Noise level
4

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

Efficient Heating Capability
Infrared technology radiates heat to warm objects first, similar to the sun, efficiently heating up to 1,000 sq. ft.

Perfect for Power Outages
No electricity required, making it a reliable backup heating solution during emergencies.

Customizable Heat Settings
LOW-MED-HI variable control knob allows for tailored heat settings, praised for its efficiency and ease of use.
9.2

Excellent

Our Rating

8.4
Easy installation

8.4
worth the money

8.4
Simple to use
5

ProCom
ProCom MN300TPA-B Ventless Natural Gas Infrared Space Heater with Thermostat Control for Home and Office Use, 30000 BTU, Heats Up to 1400 Sq. Ft., Includes Wall Mount and Base Feet, White
Main highlights

High Heat Output and Coverage
Produces 30,000 BTU, effectively heating up to 1400 sq. ft.

Versatile Home and Office Use
Ideal for bedrooms, living rooms, and offices without electricity.

User-Friendly Setup and Operation
Praised for easy setup and effective thermostat control.
Key specs
- heat output:30000 British Thermal Units
- fuel:Natural Gas
- mounting:Floor Mount
- room type:Bedroom, Home Office, Study Room
- heating coverage:1400 sq. ft.
9.0

Excellent

Our Rating
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6

ProCom
ProCom MN300TBA-B Ventless Natural Gas Blue Flame Space Heater with Thermostat Control for Home and Office Use, 30000 BTU, Heats Up to 1400 Sq. Ft., Includes Wall Mount and Base Feet, White
Main highlights

High Heating Capacity
Produces 30000 BTU using Natural Gas, heating up to 1400 sq. ft.

Versatile Use
Ideal for office, bedroom, living room, and residential spaces.

Safety Features Praised
Built-in oxygen depletion sensor ensures safety by detecting carbon monoxide.
Key specs
- heat output:30000 BTU
- fuel:Natural Gas
- mounting:Floor Mount
- room type:Bedroom, Home Office, Study Room
- heating coverage:1400 sq. ft.
8.9

Very Good

Our Rating
7

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

Efficient Heating Coverage
Delivers 17,000 BTUs, heating up to 570 sq. ft.

Versatile Room Usage
Perfect for bedrooms, living rooms, basements, and kitchens.

Quiet Operation
Stainless steel ported burner ensures noise-free function.
Key specs
- heat output:17,000 BTUs
- fuel:N/A
- mounting:N/A
- room type:N/A
- heating coverage:570 sq. ft
8.8

Very Good

Our Rating
8

Mr. Heater
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
Main highlights

Efficient Heating Coverage
30,000 BTU heater effectively warms spaces up to 1000 sq ft.

Home Heating Solution
Ideal for living rooms, dining rooms, and open areas up to 1000 sq ft.

Easy Installation and Operation
Praised for simple setup and user-friendly operation.
Key specs
- heat output:30,000 BTU
- fuel:Natural Gas
- mounting:Floor Mount, Wall Mount
- room type:Bathroom, Bedroom
- heating coverage:1000 sq ft
8.5

Good

Our Rating

9.9
safety

9.3
Simple to use

9.1
Easy installation
9

ProCom
ProCom Heating Natural Gas Ventless Blue Flame Heater With Base Feet - 30,000 BTU, Manual Control - Model# MN300HBA-B

10% Off
Main highlights

Efficient Heating Solution
30,000 BTU output heats up to 1,400 sq. ft. efficiently.

Versatile Installation Options
Ideal for homes needing flexible wall or floor installation.

Highly Praised Safety Feature
Oxygen Depletion Sensor with automatic shut-off ensures safety.
Key specs
- heat output:30000 British Thermal Units
- fuel:Natural Gas
- mounting:Wall Mount
- room type:Living Room, Home Office, Study Room
- heating coverage:1400 sq. ft.
8.2

Good

Our Rating
10

Mr. Heater
Mr. Heater F272800 40,000 BTU Natural Gas Garage Heater #MH40NG,Multi
Main highlights

Efficient Heating Solution
The Mr. Heater F272800 provides efficient, cost-effective infrared heating for spaces up to 1000 sq. ft.

Ideal for High Ceilings
Perfect for buildings with 12 to 15 ft ceilings, ensuring optimal heat distribution.

Highly Effective Heating Performance
Customers praise its effective heating, especially in garages, despite thermostat issues.
Key specs
- heat output:1000 sq ft
- usage:Outdoor
- size:8.27D x 13.98W x 4.92H
- power source:No electricity required
- voltage:N/A
8.1

Good

Our Rating

9.9
Noise level

9.7
Easy installation

8.7
worth the money

10 Best natural gas garage heaters of 2025

1

Reznor 45,000 BTU Gas Unit Propane Garage Heater, Warehouse, and Indoor Shop Heater | LP Fueled, Quiet Forced Air, Ceiling Mount, Low Static Propeller | UDXC-45

How do we rank?

How do we rank?

Analyzing top stores

2

Modine HD45AS0111Natural Gas Hot Dawg Garage Heater 45,000 BTU with 80-Percent Efficiency Grey

9.5

9.1

8.0

3

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

9.3

8.7

8.4

4

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

8.4

8.4

8.4

5

ProCom MN300TPA-B Ventless Natural Gas Infrared Space Heater with Thermostat Control for Home and Office Use, 30000 BTU, Heats Up to 1400 Sq. Ft., Includes Wall Mount and Base Feet, White

6

ProCom MN300TBA-B Ventless Natural Gas Blue Flame Space Heater with Thermostat Control for Home and Office Use, 30000 BTU, Heats Up to 1400 Sq. Ft., Includes Wall Mount and Base Feet, White

7

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

8

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

9.9

9.3

9.1

9

ProCom Heating Natural Gas Ventless Blue Flame Heater With Base Feet - 30,000 BTU, Manual Control - Model# MN300HBA-B

10

Mr. Heater F272800 40,000 BTU Natural Gas Garage Heater #MH40NG,Multi

9.9

9.7

8.7

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