Blueair Classic 203 Slim with carbon smoke stop filter

Blueair Classic 203 Slim is exceptionally attractive and stylish air purifier. Its sleek design adds beauty to it. It is bestowed with HEPAsilent technology that is now standard in ordinary home air purifiers. It is best for homes and offices. Electrostatic and mechanical filtration helps in cleaning and recycling making it the best air purifier.

Blueair 203 – Air Purifier Review

You will be amazed to know that it captures 99.97 percent particles including dust, allergens, and even particles .1 microns sized. It is best for asthma and allergy sufferers.

Because of its great performance and excellent features it has earned Energy Star. When looking for a good home air filter not only initial but operation cost is also an important factor, it costs the least electricity no more than of a bulb. It gives you three-speed options with filtration of air five times in an hour.

Incredible Features

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Feature Info
5 Year Warranty The Blueair Classic 203 Air Cleaner comes with a standard 1 year warranty. With a simple registration, the warranty extends to 5 years with our Customer Experience team.
User Friendly Controls
With just the simple turn of a knob you can deliver clean air at three different fan speeds.
Energy Star rated, certified by the California Air Resources Board for ozone emissions, and independently verified by AHAM for a CADR: dust/155cfm, pollen/155 cfm, and smoke/155 cfm in a 240 ft² room.

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HEPASilent Technology

Blueair 203 contains HEPA silent air filter that removes tiniest of particles efficiently, making itself an excellent choice for asthma and allergy sufferers. This advanced air purifier has won the race by having an advance ozone reducing technology. It ensures your health is not affected by zero ozone emission. This patented HEPA filter is what makes this air purifier great. It can remove pollen, pet dander, dust, mold spores and other small pollutants without any problem. Combination of electrostatic technology and True HEPA filter assure you that not many particles will run away from this great air purifier.

As you maybe read on our website that electrostatic machines may produce ozone. But not this model. This model is certified by California Air Resources Board and that only means that ozone released by this machine is extremely low or there is no ozone at all. California is known as the state with harsh laws concerning technology, and something that is not safe to use is banned in California.

Made from Durable Material

It is made from galvanized steel that is known for its toughness. You will hardly break anything on this machine; it is built to last and serve you for years.

Easy to Clean

It makes your life easier because it’s easy to clean and carry. And all you need is a rag to clean the dust that is accumulated on the air purifier. Filter or anything inside air purifier is not washable because this air purifier requires replacement filter after some time.

Mobile Air Purifier but Heavy

It can easily be transported with a very small build even do it is heavy. Being a small and mobile you can move it from room to room, but keep in mind that this actions may get your filter dirty. But since you need to replace the filter every six months then why not put this beast at maximum work. Moving it outside the house may be a small problem because after all this air purifier is made of a strong material which is heavy.

Bedroom Friendly

Low noise and being environmentally friendly is its other great features. You won’t be bothered by its noise even when you are sleeping. It is made of environmentally friendly plastic making it harmless for the environment. The only waste products it produces are water and carbon dioxide.

Easy to Use

Setting up Blueair Classic 203 is simple as it gets. There is a switch which you turn on the desired position, and the air purifier will do the work on its own. You can set it up in HEPAsilent mode, middle mode, and maximum mode. The HEPAsilent mode is ideal for a bedroom.

The way it works

The air purifier contains pre-filter that traps larger particles. The presence of electrostatic HEPA filter makes it possible to collect the tiniest particles. This combined filter technology makes Blueair 203 the best air filter with 99.97 percent of filtration efficiency. The ionizer present in it is quite sophisticated and produces most desirable negative ions.

Blueair Classic 203 is Certified Air Purifier

This air purifier has three certificates. As already mentioned Energy Star is a certificate that guarantees that this air purifier will save energy and your energy bills will stay low.

CARB certificate comes from California, and this one is one of the most important declarations because it guarantees that this device is not emitting dangerous ozone.

AHAM certificate guarantees that this machine is capable of filtering, dust, pollen, and smoke at a high rate in 240 square feet room.

With all of this certifications, you can be assured that this air purifier will work as it is claimed in the description.


It is warranted for one year, but buyers can extend the warranty to five years by sending their registration cards. The hard, durable material allows the comprehensive warranty of 5 years, but only to the people who registered. I don’t know why is that so, but registration won’t take too much of your time.

Replacement Filter

Like every hard working air purifier, this one also requires replacement of the filters after some time. Sadly there are no sensors to tell you when is the right time to change the filter so you will need to change it every six months just to make sure everything is operational at 100%. Replacement filter comes with an active carbon filter, and that means that odor removal purification will work at its best as soon as you replace the filter.

q? encoding=UTF8&ASIN=B000E7B4KO&Format= SL250 &ID=AsinImage&MarketPlace=US&ServiceVersion=20070822&WS=1&tag=apfpi 20&language=en USBlueair Classic Replacement Filter

Feature Info
A Filter for Particle-free Air Blueair filters have one of the highest clean air delivery rates (CADR) in the industry so you can breathe air free of pollen, dust, pet dander and more.
Energy Saving
Blueair air filters save energy due to a low-density design and requiring less pressure to push air through the filters. The filters are also 100% recyclable, so the only thing you’re adding back into the environment is clean air.

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  • It refreshes the room with its recommendable airflow strategies.
  • It is ideal for bedrooms and small offices with a low ceiling.
  • If Blueair 203 is turned on to high, it then fulfills the requirements of a ceiling fan. You don’t have to worry about electricity cost of both ceiling fan and air purifier as it is capable of playing both roles.
  • Galvanized steel makes it durable and reliable.


  • Although the material used to make it is guaranteed and would stay same for years but it makes the air purifier a little bit heavy. It can become difficult to carry it alone.


Seeing all the facts, it can be concluded that Blueair 203 is the most popular air purifiers. It is strongly recommended for allergy and asthma sufferers. It is a well built, best suitable for small rooms. Blueair 203 contains an additional feature known as carbon smoke stop filter. This feature is rarely available in other air filters. It competently activates carbon that in turn eliminates pollutants and odors.

It is considered as the most popular air purifier as it provides fresher and healthier air for the home environment. It is designed with a significant focus to make it best among all. From smallest to largest, it removes all of the airborne particles. If you are worried about your family’s good air quality, then Blueair 203 is all you need.

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