Best 5 Natural Gas Garage & Shop Heater Pick In 2022 Reviews

If you are a person who spends a lot of time in your garage, workshop or even basement, you know how hard these places are to heat sometimes, especially during the winter. Because of that, this article provided you with the list of the best natural gas garage heaters available.

Take a look at the top 5 gas garage heaters, read their reviews and specifications and find the perfect one for your own garage or shop.

How To Choose The Best Natural Gas Garage Heater

Types Of Heaters

Different heaters use different power sources. By these criteria, we can differentiate between electric, propane and natural gas. Natural gas heaters are mostly the favorite option among customers because they efficiently produce clean heat and can last a very long time. They are also more economical and heat rooms faster compared to other heaters.

Venting System

When using a natural gas garage heater, installing a proper venting system is a must. There is always a risk with natural gas and propane garage heaters of releasing toxic fumes and gases. To prevent this from happening you have to install a venting system to let all the fumes out or hire a professional to do it for you.

Forced-Air And Infrared

All electric, propane and natural gas garage heater can have two different styles of distributing heat. They can fan-forced or infrared. The fan-forced heater uses a large fan that blows out hot air and heats the surrounding air in the room. Heaters with infrared technology have a sun-like operation and heat the nearby objects and people rather than the air.

Safety First

We already mentioned the potential dangers that natural gas heaters can cause by releasing poisonous fumes. To prevent other safety hazards, most heaters have features like a tip-over switch, overheat protection and a high-temperature wire guard that shields you from the unit’s hot exterior.

Necessary Power Output

To present the thermal output of a heater (i.e. the power of the heater), British Thermal Units are used. Heaters can have thermal output ranging anywhere from 4000 to 60000 BTU/hr. To calculate how much you need you first need to consider the size of your space. You don’t want to use a heater that is too powerful in a small garage and vice versa.

Top 5 Natural Gas Garage & Shop Heaters

Best Radiant Natural Gas Garage Heater

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

Radiant Heat

Unlike other Mr. Heater models, this one uses pure infrared radiant heat to warm spaces. The infrared technology works similarly to the sun because it heats the objects and people near the heater, which in turn warm the air in the room. This ensures that your space doesn’t get stuffy and that the air doesn’t dry out.

Large Heating Capacity

Mr. Heater’s natural gas garage heater produces 40 000 BTUs per hour. This is sufficient to heat places up to 1000 square feet. It has a large heating capacity and can be used in large areas. It is recommended to use in buildings with ceilings between 12 and 15 feet.

Emergency Heating

This 40000 BTU natural gas garage heater is excellent for emergency situations where you need heating. Since this heater doesn’t need electricity to function, it can be used in power outages. No electrical connection or venting pipes are necessary.

Easy Installation

Given the fact that Mr. Heater natural gas garage heater isn’t particularly heavy (28 pounds) and its compactness, installing it should not present a problem. The only thing to bear in mind is that it requires a 36-inch clearance from the ceiling, 30 from the sides and back and 68 from the floor.

Additional Features

This Mr. Heater natural gas garage heater has an adjustable thermostat included for extra temperature control. It is made out of durable non-corrosive parts for long-lasting service. It operates quietly and does not produce any unpleasant odors.

Best Ceiling-Mount Gas Garage Heater

Modine HD45AS0111Natural Gas Hot Dawg Garage Heater 45,000 BTU

Highly Efficient

The Modine natural gas garage heater is very energy efficient. It operates on 80% energy efficiency, which means it utilizes 80 % of the 45 000 BTU per hour it produces. This is very high in comparison to other natural gas heaters.

Effortless Installation

The Modine natural gas garage heater is an overhead unit, which means it is ceiling-mounted but can be installed on a wall as well. The field wiring connections and knockouts make gas connections effortless, and the very installation process takes only a few hours. You can hire a professional if you want to.

Industrial Quality

The Hot Dawg gas heater can be used in far larger places than garages. It has industrial quality and its 45 000 BTU/hr can heat up to 2000 square feet. It is ideal for use in large garages and shops, but also construction sites and large warehouses and commercial spaces.

Electric And Gas-Fired

The Hot Dawg gas heater is highly versatile. Although it is designed to primarily be powered by natural gas, it can be used as an electric heater as well. Modine offers a professional electrician to do the installation.

Additional Features

This  45000 BTU natural gas garage heater is very quiet when operating. This is very important because noisy heaters can cause a great distraction. Optional vent pipe attachments are available to buy for additional ventilation. For temperature regulation connect it to a thermostat. The design of the Hot Dawg gas heater is neutral and minimalistic.

Best High-Efficiency Gas Garage Heater

Mr. Heater F260560 Big Maxx

80 000 BTUs Per Hour

This heater is one of the more powerful ones on this list. It produces 80 000 BTU/hr of heat and can heat up large areas quickly and efficiently. It can be used for residential purposes (garages, shops), but also in large storage buildings, agricultural buildings and warehouses up to 2000 sq ft in size.

Spark Ignition

This heater has a spark ignition which features a self-diagnostic control module. This is very important for safety reasons and offers a 3-year warranty on parts and burners. The built-in fan converts cool air through the heat exchanger into hot air. The exchanger has a 10-year warranty.

Conversion Kit

This 80 000 BTU natural gas garage heater can easily be converted into a liquid propane-powered garage heater using the included conversion kit. The heater requires a half-inch gas connection.

Ceiling-Mounted

This 80000 BTU natural gas garage heater is designed to be mounted to a wall or ceiling so it doesn’t get in your way while you work. The two angle brackets needed to mount the unit are sold with the heater itself. It requires a minimum clearance of 8 inches from the base of the unit to the floor.

Venting And Other Features

This high-efficiency gas garage heater can be vented either horizontally through a wall or vertically through the roof. Check your local restriction on venting before beginning. An adjustable built-in thermostat is included so you can change the temperature if needed.

Best Ventless Natural Gas Garage Heater

Mr. Heater Vent Free Natural Gas Heater MHVFB30NGT

Convection Heat

This ventless heater uses convection heating which is different from the typical radiant or forced-air heating because it uses a blue flame that warms the air, not objects. The blue flame ensures that heat is dispersed evenly through space with minimal energy waste, making it efficient and cost-effective.

Heating Capacity

The thermal output of this natural gas heater is 30 000 BTUs per hour which can easily heat up spaces up to 750 square feet in size. There is a 10 000 BTU and 20 000 BTU option as well. It is suited for use in garages, shops, warehouses, and basements, but do not use it in your home, bedroom or recreational vehicle.

Electronic Ignition

A very neat and convenient feature of this heater is its electronic ignition. It makes it effortless to start this heater. The ignition is battery powered and the battery is sold with the heater. There is a thermostat included with the heater as well.

Wall Or Ceiling Mount

This ventless natural gas garage heater can be attached either to a wall or ceiling. All the necessary hardware for this are included with the unit. Use the mounting brackets and fasteners to securely and firmly attach the unit to your wall or ceiling if you want an overhead gas heater.

Oxygen Depletion Sensor

It is important for natural gas garage heaters to have ODS or Oxygen Depletion Sensor. This sensor detects when oxygen levels drop or carbon dioxide levels rise. Be careful not to use this heater on high altitudes because the ODS will not function over 4500 feet.

Best Natural Gas Infrared Garage Heater

SunStar Heating Products Infrared Ceramic Heater

Quality Construction

This ceramic natural gas heater has quality durable construction. It is made out of aluminized steel which has been treated to resistant to corrosion. This makes the heater even more durable and ensures long life.

Efficient Radiant Heating

This natural gas heater uses radiant heating which heats everything in the vicinity of the heater without extracting moisture from the surrounding air. Aluminum reflectors were added to this heater to maximize its radiance.

Indoor Use

This heater is meant to be used exclusively indoors. It is not certified for residential purposes and should not be used inside the house because it is an industrial heater. It features a direct spark ignition that saves energy and is controlled by line voltage or 24 volts.

Heating Capacity

This is a heater with a high thermal output of 80 000 BTUs per hour and can easily heat 1000 to 3000 square feet of space – warehouses, construction sites, and large commercial buildings. Settings can be controlled using a thermostat which is sold separately.

Mounting Clearance

The SunStar infrared 80 000 BTU natural gas garage gas heater is designed for ceiling mounting. It should be at least 14 feet away from the floor for optimal heat dispersion and comfort. There are also specific clearance requirements from combustible items.

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Conclusion: The Best Natural Gas Garage Heater Is…

Everything considered these are all very good and high-quality natural gas garage heaters. But the two best are the Modine HD45AS0111Natural Gas Hot Dawg Heater and the Mr. Heater F260560 Big Maxx. The Modine Hot Dawg is an industrial quality heater that operates on 80% energy efficiency while the Mr. Heater Big Maxx can cover a wide area of 2000 square feet and has a propane conversion kit.

If you are interested to learn more about garage heaters you should check out this review and find your perfect heating solution before winter comes. And also check out these reviews of propane garage heaters and electric garage heaters.