A central heating system is one of the most expensive expenses for your home when winter comes. Fortunately, there are many alternatives that help you save the cost of this and keep living comfortably throughout the coldest months of the year. In this post, you will find a list of the six most efficient propane heaters and some buying tips to help you choose wisely.
Here are the most efficient propane heaters you can buy in 2025:
- Best For Smaller Space (Radiant Heater): Mr. Heater F232000
- Easy To Control Heat (Radiant Heater): BLUU 20,000 BTU
- Easy To Assemble (Radiant Heater): Thermomate PHF18B
- Lightweight (Forced Air Heater): Mr. Heater MH60QFAV
- Quiet (Forced Air Heater): HEXAGO 60,000 BTU
- Best For Larger Spaces (Forced Air Heater): BILT HARD FAH-G125-BG
| 6 Most Efficient Propane Heaters | ||
|---|---|---|
Best For Smaller Space | Mr. Heater F232000
| |
Easy To Control Heat | BLUU 20,000 BTU
| |
Easy To Assemble | Thermomate PHF18B
| |
Lightweight | Mr. Heater MH60QFAV
| |
Quiet | HEXAGO 60,000 BTU
| |
Best For Larger Spaces | BILT HARD FAH-G125-BG
| |
Best For Smaller Space: Mr. Heater F232000
- Ideal for smaller spaces - 4,000-9,000 BTUs
- 100% efficiency – clean burning
- Easy to carry & space-saving - a handy fold-down handle
- No built-in CO alarm
- Bulky
The Mr. Heater F232000 generates 4,000 to 9,000 BTUs, making it a great choice for heating up a small space of up to 225 square feet quickly and efficiently.
This heater is built for indoor or outdoor use, and it burns cleanly for approximately 100% efficiency.
We appreciate the auto shut-off feature which will kick in if the sensor detects low oxygen levels, the pilot light is off, or the heater tips over - which ensures your safety.
This model also features a handy fold-down handle and swivel-out regulator for easy use.
| Mr. Heater F232000 Specifications | |
|---|---|
Dimensions | 7.7"D x 13.4"W x 15"H |
BTU Output | 4,000-9,000-BTU |
Heating Coverage | up to 225 square feet. |
Highlight Features | 4,000-9,000 BTUs clean burning a handy fold-down handle |
The Mr. Heater F232000 provides up to 9000 BTUs, which is perfect for small spaces.
Easy To Control Heat: BLUU 20,000 BTU
- Easy to control heat - a 10-position infinitely adjustable system
- Long-lasting – 40% longer runtime
- Energy-saving - consuming 30% less fuel
- No indicator that the heater is on
The BLUU 20,000 BTU is a top-of-the-line choice for those who need a reliable heater that's easy to control heat.
This is one of the rare models with a 10-position infinitely adjustable system, which allows you to find the perfect temperature for any environment.
The power tool is also tested to save 30% fuel, making it perfect for camping trips or patio use. Plus, it offers 40% longer runtime, meaning that you can enjoy the heat for longer periods of time.
Last but not least, the 500 feet of heating coverage ensures that everyone in your group will stay warm and comfortable.
| BLUU 20,000 BTU Specifications | |
|---|---|
Dimensions | 19 x 18.5 x 12.5 inches |
BTU Output | 20,000 BTU |
Heating Coverage | 500 square feet |
Highlight Features | a 10-position infinitely adjustable system 40% longer runtime consuming 30% less fuel |
If you’re in search of the most efficient propane heater that’s easy to control heat, check out the BLUU 20,000 BTU
Easy To Assemble: Thermomate PHF18B
- Little to no assembly required & no tools needed
- Easy to start - built-in piezo ignition
- Great mobility - locking casters
- The hose could be higher in quality
The Thermomate PHF18B is an excellent choice for beginners who have little to no experience on assembling a propane heater. With this one, there's practically nothing to assemble, and no tools are required. The instructions are easy to follow, which is a great plus.
Regarding functionality, this heater has three heating settings that range from 6000 to 18000 BTUs, enough to provide warmth for spaces up to 450 square feet quickly and evenly.
We appreciate the built-in piezo ignition as this feature makes it easy to get started. Plus, the locking casters make it easy to move from room to room as well as keep it in place when needed.
| Thermomate PHF18B Specifications | |
|---|---|
Dimensions | 11.3"D x 15"W x 21.7"H |
BTU Output | 18,000 BTU |
Heating Coverage | 450 Sq. Ft |
Highlight Features | Little to no assembly required & no tools needed built-in piezo ignition locking casters |
For those in need for an easy-to-assemble and efficient propane heater, we wouldn’t recommend any other than the Thermomate PHF18B
Lightweight: Mr. Heater MH60QFAV
- Easy to carry around - 13.01 pounds
- Long-lasting - up to 14 hours of runtime
- Compact & easy to store away - 15.98"D x 8.82"W x 13.5"H
- The operating instructions could be clearer
- No on/off switch
At only 13.01 pounds, this ultra-lightweight propane heater from Mr. Heater is convenient to carry around. In addition, the modest size makes it easy to store away or fit in a tight spot with no problem.
This propane heater can create 30K to 60K BTUs per full 20-pound tank, and if run at low setting, it can last up to 14 hours.
We very much like its continuous ignition. Thanks to this feature, you will never have to worry about it going out.
| Mr. Heater MH60QFAV Specifications | |
|---|---|
Dimensions | 15.98"D x 8.82"W x 13.5"H |
BTU Output | 60,000 BTU |
Heating Coverage | 1250 sq. ft. |
Highlight Features | 13.01 pounds up to 14 hours of runtime 15.98"D x 8.82"W x 13.5"H |
If lightweight design is your top consideration, the Mr. Heater MH60QFAV is for you.
Quiet: HEXAGO 60,000 BTU
- 50% quieter than regular propane heaters – Hexago’s new technology
- Great value – including regulator and 10’ hose
- No on/off switch
If efficiency and quietness are your top priorities when looking for a new propane heater, then we highly recommend the HEXAGO 60,000 BTU.
This model uses an exclusive new technology that can keep the noise level down to 50% for a quieter experience. It means that you can enjoy the warmth without the noise.
It's CSA-certified for reliable performance in factories, barns, construction sites, and more.
As a great bonus point, this heater includes a regulator and a 10’ hose.
| HEXAGO 60,000 BTU Specifications | |
|---|---|
Dimensions | 17.13 x 8.86 x 13.98 inches |
BTU Output | 60,000 BTU |
Heating Coverage | 1,500 sq. ft. |
Highlight Features | Hexago’s new technology |
The HEXAGO 60,000 BTU can’t be beaten when it comes to quiet operation.
Best For Larger Spaces: BILT HARD FAH-G125-BG
- Suitable for large spaces - 125K BTUs
- A breeze to operate - Continuous electronic ignition
- No on/off switch
The BILT HARD FAH-G125-BG is the most powerful forced air propane heater in the category that we've tested. It creates 125K BTUs to easily heat up a large space up to 3125 square feet, with adjustable heat angle and a wide range of heat settings.
The easy-to-use controls make it a breeze to operate, while the compact design makes it easy to transport from one space to another.
Besides, this propane heater has an overheated protection function and is CSA certified for quality and performance.
| BILT HARD FAH-G125-BG Specifications | |
|---|---|
BTU Output | 125,000 BTU |
Heating Coverage | 3125 sq. ft. |
Highlight Features | 125K BTUs |
The Powerful BILT HARD FAH-G125-BG is a fantastic choice for large rooms.
How To Choose The Most Efficient Propane Heater?
BTU Rating
When you're looking for a propane heater, the first thing you need to consider is the BTU rating.
BTUs measure the amount of heat that a heater can generate, and the higher the BTU rating, the more powerful the heater will be.
However, it's important to choose a heater with the right BTU rating for your needs.
If you choose a heater with too high of a BTU rating, it will be less efficient and use more propane than necessary. On the other hand, if you choose a heater with too low of a BTU rating, it won't be able to generate enough heat to keep you warm.
To figure out the right BTU rating for your needs, start by calculating the square footage of the room or area that you want to heat. Once you have that number, multiply it by 20 to get the minimum BTU rating that you should look for in a heater.
For example, if you're looking to heat a 500-square-foot room, you would need a heater with at least 10,000 BTUs.
But take note that the BTU rating of a propane heater also depends on the climate that you live in. If you live in an area with very cold winters, you're going to need a heater with a higher BTU output in order to keep your home warm.
Dimensions
Propane heaters come in a variety of sizes, so it's important to choose one that will be able to heat the space you want it to.
The size of the unit is also important when considering how much propane it will use. A larger unit will use more propane than a smaller one, so if you're looking for an efficient heater, be sure to choose a smaller unit.
Safety Features
Safety is also one of the most important considerations. There are a number of different safety features to look for when selecting a propane heater, including:
-A tip-over switch: This switch will shut off the propane heater if it tipped over, preventing a fire from starting.
-An oxygen depletion sensor: This sensor will detect when the oxygen levels in the room are low and shut off the propane heater to prevent asphyxiation.
-A flame failure device: This device will shut off the propane heater if the flame goes out, preventing a gas leak.
Make sure to choose a propane heater that has all of the above safety features to ensure the safest possible operation.
Which Brands Make The Most Efficient Propane Heater?
Mr. Heater
At the forefront of infrared combustion technology since 1957, Enerco has been building its expertise in consumer heating and heavy-duty commercial and construction heaters.
In 1984, Enerco created Mr. Heater, a brand that's dedicated to manufacturing forced air propane and kerosene heaters. They're on top of the line for high-quality workmanship, innovative technology, and unmatched customer service.
Thermomate
Thermomate is committed to creating and distributing quality, green energy products that are both efficient and economical for consumers. The company's innovative, modern, durable, and reliable designs have put Thermomate ahead of the competition.
HEXAGO
Hexago, a privately-owned and North American-based company, has been the leading distributor of industrial products since 1974. After beginning as an industrial electric fan manufacturer, they've expanded to include commercial heaters.
For over 45 years they have been committed to providing unparalleled customer service and the best quality products possible, with expertise and knowledge second to none.
FAQs
Is it cheaper to run electric heaters or propane?
Propane heaters are half cheaper to run than electric heaters, according to some official estimates.
Are wall mount propane heaters efficient?
Wall mount propane heaters or Ventless heaters are very efficient. They burn with 99% energy because all the usable heat goes into space.
How long will a 100lb propane tank last on a wall heater?
Approximately, At a consumption rate of 26,000 BTU per hour, one 100-pound bottle will fuel your propane heater for about 84 hours straight.
Is it safe to leave propane wall heaters on overnight?
Never leave your propane heaters unattended. They emit carbon monoxide and potentially cause fires
Do you need to open a window when using a propane heater?
Keeping your window open a few inches provides a vent for carbon monoxide to get out. It's also a small enough space that you'll keep much more heat inside than you'll lose.
Conclusion
That’s all for the article.
We hope that this list has helped you narrow down your choices and find the most efficient propane heater for your needs. Remember to always read the reviews before making your final purchase, and happy shopping!
