12 Best Space Heaters for Large Rooms for 2021 (Buying Guide and Reviews)

Best Space Heaters for Large Rooms

If you are looking for the best space heaters for large rooms, then here you can read about the latest products and besides that you will learn also what are the different types of space heaters, what are the positive and negative things for different heaters, the different ways of powering the space heaters and also is included the buying guide with safety tips.

Here Are The Best Space Heaters for Large Rooms

1. Mr. Heater 30,000 BTU Natural Gas Heater MHVFB30NGT


Company: Mr. Heater

Price: $$$$

Our Rating: 9.3/10

OverviewIf you live in an area where there is often a power outage and you need a powerful space heater to heat a large room, I recommend taking a look at Mr. Heater 30,000 BTU Natural Gas Heater MHVFB30NGT.

This heater, unlike other models on this list that use electricity or kerosene as fuel, uses natural gas. Because Mr. Heater MHVFB30NGT runs on natural gas; it does not need to be plugged into an electrical outlet. This heater is capable of delivering 30,000 BTUs of heat which is more than enough to heat up to 750 square feet. The heater can be placed on the floor or mounted on a wall.

The Mr. Heater MHVFB30NGT uses a blue flame for air heating. It also has built-in ODS technology that, if there is a critical reduction of oxygen in your room, the heater will automatically shut off which means it ensures safety when you use it.

It has a built-in thermostat with markings of 1 to 5 where you can set your desired temperature between 60 F (about 15.5 C) and 118.4 F (48 C).

The nice thing about this heater is that it has an electronic igniter to start the pilot on. Also, the pilot is standing and if you want to turn it off you will have to manually do this by switching the knob to 0.

Also, this is a standing pilot and if you want to turn it off you will have to do this manually by switching the dial knob to 0. But you should know that this space heater cannot be turned into propane and cannot be used at altitudes above 4500 feet.

What We Like


  • 30, 000 BTU heating power
  • Blue flame
  • A choice to mounted on the wall or to be placed on the floor
  • It is CSA certifie

What We Don't Like


  • It doesn’t come with a fan
  • The heater cannot be used in a bathroom and bedroom due to carbon monoxide release.
  • You cannot convert it to propane

2. Dr. Infrared Space Heater Review – Best Electric Heater

Company: DR. Infrared

Price: $$$$

Our Rating: 9.2/10


Overview: Dr. Heater Infrared space heater is one of those space heaters that can quickly heat up any type of room in your home with less usage of electricity. This is made possible by the built-in dual heating system technology, which consists of infrared and convection type of heating. It features a 7-inch air blower that is able to deliver the warm air through the room with less noise.

Especially, Dr. Heater Infrared is ideal for those who have pets or children, because of its ability to don’t get too hot from the outside after working many hours. You no longer have to worry about your children or pets being burned if they play around near the heater. Besides its great heating ability, this space heater also can humidify the air in the room thanks to the built-in humidifier.

Also, I want to mention this space heater is certified as a high safety product by Underwriter Labs (UL) in Canada and the US. The heater features with tip-over protection as well as overheating protection.

It is also highly energy-efficient as advertised by the manufacturer the heater can deliver 60% more heat than the other 1500 watt space heaters. It offers three heat settings: High with the usage of 1500 watts, Low of 1000 watts and auto-saving mode. With the auto-saving mode, you can set the heater to maintain any temperature you choose from 50F (10 Celsius) to 86F (30 Celsius).

The heater has with wheels which gives great portability to the heater. Moreover, it comes with an IR remote control which allows you to operate the heater from a distance.

What We Like


  • It comes with an IR remote control for better controlling the heater
  • Three heating modes including High, Low and Auto-saving mode
  • Great Portability thanks to its wheels
  • It comes with an air humidifier
  • A few safety features including overheat protection and tip-over protection
  • Small dimensions: 13 inches depth, 11 inches width and 16 inches height
  • Its dual heating system technology of infrared and convection
  • The 7-inch high-efficient air blower

What We Don't Like


  • It cannot be mounted on a wall
  • The price is a bit more than average

Read our full review: Dr. Infrared Portable Space Heater.

3. e-Flame USA Regal Free Standing Electric Fireplace EF-FS2213B


Company: e-Flame

Price: $$$$$

Our Rating: 9.4/10


Overview: Here we have a stunning freestanding fireplace model made by the renowned American brand e-Flame USA and that is the e-Flame USA Regal Free Standing Electric Fireplace. It has a really beautiful and compact design so wherever you place it will attract your attention with its look.

Its height is 25 inches; it is 22.5 inches wide and 12.5 inches in length. This 1500 watt heater will be the perfect choice if you need to warm a large room with a high ceiling. You will get the best heating performance in rooms up to 400 square feet.

Heated air is effectively and evenly delivered to your room thanks to a built-in fan that is very quiet at work. The heater also has fan settings that allow you to select the required fan mode.

In addition to the stunning design, this electric fireplace incorporates realistic fires and logs that enhance the visual ambiance of your room. Even more interesting about this fireplace is that you can use the light effects of fire without turning on the heating. All of this will make you feel like you’re sitting in front of a real fireplace.

For added security, the device has a safety mesh that helps no one gets burn when the electric fireplace is in use, especially when children and pets play around. Also of great importance is that the surface of the device always remains cold to the touch no matter how long the fireplace operates. The device will automatically shut off if it is moved or accidentally pushed to the floor.

Because the warm air comes from the bottom of this electric fireplace, for safety reasons it is advisable not to place it on the carpet.

What We Like


  • This is a quiet electric fireplace
  • The ambiance
  • The heated air comes out from the bottom of the heater
  • Thermostat settings
  • Visual effect settings
  • 6 feet power cord

What We Don't Like


  • The price
  • It has plastic legs

4. LifeSmart 6 Element Infrared Heater for Large Room

Company: LifeSmart Price: $$$$ Our Rating: 9/10   Overview: By using the LifeSmart 6 Element infrared space heater you will be surprised how quickly it can warm an entire room. No matter if you are using it for a medium or large room, the heater will always without problem warm the room you are in by using advanced infrared technology, making you feel comfortable and warm during the cold days. This simple and stylish infrared heater comes in a black or gray finish and it will fit nicely into the interior of your home. Firstly to mention, it comes with a remote control that will allow you conveniently from anywhere to change the settings of this space heater or you can control the heater from its control panel that is located in front of this unit. In order easily to control the temperature in your room you are offered 3 heating modes including the ECO mode, 12-hour turn on/off feature and a digital thermostat. Besides, the ability to produce a large amount of heat in a very short time, you will be also surprised that this model is characterized by its very quiet operation which is a perfect solution for heating your living room and bedroom. For those who don’t want to be disturbed at night by having night lights around, should know that this heater as an infrared model produces some light when it operates. So, if you are one of those, then you should look for an oil-filled convective heater. One more thing I need to ment