If you suffer from asthma or know someone that does, you know the life-changing inconveniences that come with it. When exposed to common triggers like dander, mold, dust mite, pollen, and atmospheric pollution, your airways can swell restricting airflow to your lungs. Cold air is one of the biggest triggers, which makes it important to buy the best heaters for asthmatics.

Asthma-friendly heaters are designed especially for the needs of asthma patients. The best heaters for asthma sufferers should alleviate asthma symptoms, especially if you live in areas with very low temperatures. By keeping your room at a warm, constant temperature, the heater will help to reduce the effects of asthma including chest tightness, coughing, wheezing, and breathing difficulties.

In this article, we will talk about the best space heaters for asthma as well as their designs and specifications. The temperature of your room could be a trigger for asthmatic reactions, so it is important to find a space heater that will help relieve your symptoms.

Best Heaters for Asthmatics
Dyson Pure Hot + CoolSleep timer oscillation and automatic shut-off if tipped over1000 sqft areaCertified asthma and allergy friendly and awarded the quiet Mark accreditation
Greentech PureHeatoverheat and a tip-over shut-off protection function800-1000 sqft area ETL certified
Comfort Zoneoverheat protection sensor and an automatic fail-safe500 sqft area ETL certified
Greentech SNUGAuto-shutoff timer and safe to touch housing500-1000 sqft areaNO
Lasko 6405Adjustable thermostat with automatic shut-off timer400sqft ETL certified

Top 5 best heaters for asthmatics

1) Dyson pure hot and cold HP01 Hepa Air purifier plus space heater

Special Features: multi functionality, certified asthma friendly, and auto features

Dyson HP01

Featuring a futuristic design, the Dyson Pure Hot and Cold HP01 includes a rectangular round top where heat is distributed and a bottom section that serves as the air purifier.

This 2 in 1 device is compact and portable making it easy to move around your home. Containing a HEPA filter, the air filter features helps to protect against bacteria that can trigger asthma symptoms.

best air purifier for the price

With a special oscillating design, the Dyson HP01 evenly distributes heat everywhere in the room. It also comes with a tip-off function to protect you against fire hazards and is super quiet when in the quiet mode. This machine is a great value for the money and works really well in the Although expensive, we guarantee it is well worth the expense, is overall a great product and we recommend it for dealing with asthmatics.


  • 2 in 1 heater and air purifier that includes a HEPA filter
  • Comes with a special oscillating function and a timer
  • Tip-off protection and a remote control


  • It is on the expensive side.

2) GreenTech Environmental heater

Special Features: Portable, tip over shut off, LCD display, quiet and positive thermal coefficient.

Designed to look like a small box, the Greentech Environmental Heater feature side contours that make it easy to lift and move. It is pretty small in comparison to other products in the market, but it actually is a 2 in one device that contains a heater and an air purifier.

Not only does it save you money from not having to buy two different devices, but it also comes with a remote-control function for ease of use.

It also includes a timer that allows you to set specific times for it to run helping you to save on your electric bill. And it will also keep you healthy with the included UVC bulb that kills extra bacteria in the atmosphere while also keeping you warm.

best air purifier for the price


  • 2 in 1 heater and air purifier that comes with a timer
  • It comes with a remote control and a quiet mode
  • The heater uses a UVC bulb and a positive thermal coefficient element


  • More expensive than similar models

3) Comfort Zone oscillating space heater

Special Features: Optimal comfort, etl certified, lower energy cost and efficient heating

Measuring eight-inches wide and 23-inches off the floor, the Comfort Zone Heater features a slim profile and a small footprint, so it can fit into tight corners. This lightweight and portable heater is easily moved from room to room and includes a remote control allowing you to operate it from a distance.

With the appearance of a typical tower type stereo speaker, this unit come with an eco-friendly mode that will automatically regulate at a preset temperature. The included timer also you to set the machine to operate during specific period of time allowing it to effectively warm a room up to 300 square feet.

The Comfort Zone also comes with a temperature sensing unit that regulates wattage and can stop the machine based on the difference between the set temperature and the room temperature. Safety features include a tip-over protection system that automatically shuts off the unit when it is knocked over. This quiet machine has very little fan noise thanks to the oscillating function that efficiently distributes heat across the room. efficiently.

best air purifier for the price


  • it comes with a timer and tip-over protection
  • The heater features an oscillating function and an energy-saving ECO mode
  • It comes with a remote control


  • It works well for small to medium-sized rooms

4) GreenTech Environmental Pure heat

Special Features: Spare electrical outlet, auto shut off timer, maximum positive thermal coefficient heating and cordless

This is a tiny sized device that uses conventional radiator technology and can be mounted on the wall of a house with a specially designed socket. It comes with additional side outlets, so you won’t have to give up an outlet to plug a heater in a cold room, as well as a built-in thermostat.

The Greentech Heater features built-in safety features including tip-over protection and a cool to touch surface making it safe to use around kids and pets. It is quiet while operating and sits well in a wall plug off the floor. Keeping warm a room as far as about 200 square feet, this heater puts out a lot of heat compared to most heaters of the same size.

best air purifier for the price


  • This cool to the touch heater comes with a timer
  • it comes with mounting option
  • It is pretty affordable for what you get


  • It is only good for small to medium-sized rooms

5) Lasko 6405 designer oscillating heater

Special Features: Widespread oscillation, Adjustable thermostat with automatic shut off and ETL listed

The Lasko brand is well known for its beautiful looking product designs, and this one is no exception. With its eye-catching appearance, it features a larger shape that adds beauty along with heat. The top area of the 6405 hosts the control panel allowing you to comfortably operate it from a standing position.

Working well in a medium-sized room, the 6405 gives you a significant amount of heat while using very little electricity. It can run constantly or for a fixed amount of time which can save on your energy bills. With the oscillations feature, you receive quick and easy heat distribution around the room, but it won’t get hot while it is on making it and safe for children and pets. There is also an optional remote control that makes your user experience more convenient.


  • It includes a timer and an oscillating function
  • You get added safety with overheat protection
  • This affordable heater is also cool to the touch


  • It only works well in medium-sized rooms

Also read: Best space heater for 300 square feet

Final Verdict: Best Heater for asthmatics

Thanks to the amount of heat it puts out, the Dyson pure hot and cold HP01 clearly comes out on top. Not only is it a 2-1n-1 type doubling as an air purifier, but it also has several automatic and oscillating features that make it a great choice.

Coming in second is the GreenTech Environmental Heater, which also possesses features close to the Dyson HP10. With the exception of room coverage, its stand out feature is the added protection it provides using a UVC bulb and a positive thermal coefficient element for adequate heating.

Best room temperature for asthma

It is a fact that cold air is an asthma trigger, but high temperatures can also cause symptoms. In hot, humid conditions, mold and other bacterial organisms can thrive and trigger asthmatic symptoms if inhaled.

According to the U.K. government, the best temperature for someone that has asthma is around 21°C (69.8°F) in the living room of your home for at least 9 hours per day. Your bedroom should be kept at 18°C (64.4°F). According to research, asthma sufferers living in these conditions had less asthma symptoms than those that lived in uncontrolled temperatures.

Is breathing in cold air good for asthma?

The simple answer to this question is NO. Breathing in cold air is not good for asthma. When cold or damp air is breathed in, it causes your airways to swell and reduces the ease of airflow while triggering symptoms like coughing, wheezing, shortness of breath, and tightness in the chest. Cold air also tends to contain viruses and germs that thrive in these conditions, which can also trigger asthmatic symptoms or make them worse.

The atmosphere in cold air also contains viruses and flu that thrives in such conditions that could trigger asthmatic symptoms and even make them worse.

Are storage heaters bad for asthmas?

Storage heaters are bad for asthma. Used before machines that can store heat, storage heaters were perfect for keeping rooms and small areas warm. After many years of use, it was discovered that unvented or faulty storage heaters could end up releasing deadly gases like carbon monoxide, formaldehyde and nitrogen dioxide, which can make you sick or even cause death. At low levels, nitrogen dioxide can affect your respiratory system and trigger symptoms in those with asthma and other respiratory conditions.

Also Read: Best space heater for large room with high ceiling

Which type of room heater is good for health

There are several types of space heaters that are used in homes, but not all are good to have in your home if you suffer from asthma.

Gas fireplace: Using gas fuel to produce heat, it is recommended to use an appropriate vent with a gas fireplace. This will act as a passageway out for the harmful gases it produces. Basically, the produce substances that are hazardous and are unhealthy for asthma suffers to be around.

Oil heaters: Using electricity as their power source, oil heaters are safer and faster than a gas heater. They do leave the air very dry with low humidity that can give you problems with dry skin. problems.

Electric heaters: Considered the safest type of heating system for your health, the electric heaters do not circulate air and emit particulates that can pollute the room. There are also different types of electric heaters that you can choose from that are safe and not too expensive to run. For an asthma sufferer, the best type of electric heater is the infrared electric heater.

Best heating system for allergy sufferers

As we determined, the infrared electric heater is the best for your health and is also recommended by The Asthma Foundation for your home. Typically, pretty much all electric heaters apply infrared technology to emit heat as infrared radiation. This ray does not contain UVA/UVB rays and is not harmful to your body. It will, however, heat the room well and won’t circulate or collect dust making it the best choice for asthma patients. An electric heater is also very safe to use, cost-effective, and won’t dry up the air or humidity in a room like a conventional electric heater.

Typically, pretty much all electric heaters apply infrared technology to emit heat as infrared radiation. This ray does not contain UVA/UVB rays and is not harmful to your body. It will, however, heat the room well and won’t circulate or collect dust making it the best choice for asthma patients. An electric heater is also very safe to use, cost-effective, and won’t dry up the air or humidity in a room like a conventional electric heater.

Read here: Best space heater for large drafty room

Qualities to consider when choosing the best Asthma friendly Heaters

Type of Heater: You obviously should research the available models of space heaters and their designs to purchase what is best for you. We’ve previously recommended the infrared type, and depending on your budget, you should easily be able to select a product that is not only asthma-friendly, but also has all the other features you want.

The room size: The size of the room you live in always plays a significant role when choosing a heater. Heaters come in multiple sizes to serve rooms of different sizes efficiently. Make sure you know the square footage of the room you are trying to heat before you buy your heater to make sure it will be able to handle that size room.

Power usage: How much power is consumed by the heater should also be taken into consideration, especially since you will be the one paying the bill. Infrared heaters consume the least amount of electricity compared to others types of heater since it isn’t warming the entire room, just the person next to it.

Safety: Safety is always one of the highest priorities when dealing with heaters, especially if you have children and pets. Make sure the heater you buy has adequate safety features like auto-shutoff, and tip-off protection.

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