CO-Z True HEPA Air Purifier for Bedroom Living Room Review

Clean air is considered extremely good for the lungs, heart, and circulation of blood in the human body. According to some studies by experts, the air inside rooms consists of a higher concentration of pollutants than the air outside. Pollutants like smoke, dust, mites, mold, and others can be cleaned using a good air purifier.

The high-efficiency particulate air or HEPA filter is a pleated device that can efficiently remove the particles present in the surrounding air. This filter can be found in several devices like air purifiers. These purifiers are designed and developed so that they would completely remove the particles and pollutants from the air of a person’s room.

CO-Z True HEPA Air Purifier for Bedroom Living Room Review


  • No emission of by-products: Air-purifying technologies like ionizers, ozone, and PECO are known for producing and emitting hazardous products into the air. At the same time, they are being utilized in the environment. On the other hand, the HEPA filters do not produce any harmful by-products or ozone like its competitors.
  • Efficient removal of particles: HEPA filtration systems can efficiently remove particulate matter that is of very small size from bedrooms and living rooms of the users.
  • Ideal for those suffering from any allergy: The HEPA filtration system has the unique ability to remove most airborne particles from the user’s room. People who suffer from allergies should use HEPA filtration. Those who have used it already have noticed significant improvements in their allergy conditions. This happens mainly because the purifying system eliminates the allergens from the air.


  • Small particles and pollutants can easily escape: Although the HEPA filters can efficiently remove particulates that are larger than 0.3 microns, there is still some chance for smaller air particles to pass through. Like the bigger particulates, the smaller ones can prove hazardous and can cause various health issues to those in the room. However, the potential for particles that are smaller than 0.3 microns is quite unlikely in the environment.
  • Mould and bacteria can grow on the filter: The mold and bacteria accumulate inside the HEPA filtration system. Therefore, these organisms can have the potential for growth within the filter. When collected in these places, such microorganisms can get multiplied and are later released back into the air.

CO-Z True HEPA Air Purifier Design And Size

The True HEPA air purifying system is of a unique and sleek design. Usually, materials like Acrylic, copper, and ABS are used for creating this system. The dimensions of this air purifier are 15.4 × 9.1 × 24 inches or 39 × 23 × 61 cm.

CO-Z True HEPA Air Purifier Portability

HEPA filter air purifying systems are highly portable and can be moved easily from one place to another by the user. They are designed in a way that they can be fitted based on the size of the room. Besides

CO-Z True HEPA Air Purifier Purifying Power

The HEPA air purifying systems use passive air purification for performing. The purifying power of such filters helps treat various pollutants like dust, pollen, odor, pollen dander, VOCs, and others. This system is widely recognized in the market for applying different mechanical filters that can efficiently trap pollutants.

CO-Z True HEPA Air Purifier for Bedroom Living Room filters

CO-Z True HEPA Air Purifier Key features

  • Air purifier with the unique 6 in 1 filter: This is one of those individual air purification systems that consists of a 6 in 1 system. The purification system from CO-Z contains an outer HEPA filter, a filter of activated carbon, a cold catalyst filter, and a generator for negative ions. This negative ion generator eliminates particles of dust, smoke, pollen, pet dander, smoke, VOCs, and others.

By using this HEPA air purifying system, one can make sure that their room gets cleaner and healthier than before. The presence of an integrated humidifier in this system can efficiently keep the room’s temperature under control. It even helps prevent the overdosing of the air of the room due to the other competing products.

  • Silent and efficient cleaning: The HEPA purifying system is known for having a 330 cfm CADR. This helps in capturing around 99.9% of the airborne particles present in the room. Some airborne particles are even as small as 0.3 microns and are found mostly in rooms with 720 square feet. Therefore, the system is capable of cleaning this room within thirty minutes.

Customers can operate this air purifying system directly through remotes. The continuous and timed operation of this system takes place under 55 decibels. Usually, the sleep mode of such systems operates at 35 decibels.

  • Real-time feedback option: The TVOC sensors found in this purifying system can efficiently detect and display the quality of air and temperature of a room to the user in real-time. The presence of the auto mode in this system plays a key role by adjusting the fan’s speed accordingly. It even informs the user when the HEPA filter has got full and needs complete replacements.
  • Excellent Durability: The HEPA air purifying system boasts a copper motor inside the quality ABS frame. This household humidifier air purifying system is widely recognized for its lightweight nature and sturdy performance level. Such an exceptional level of performance allows the machine to withstand years of continuous use.

The users can easily control this system with the help of a remote or an intuitive LED touch screen.

CO-Z True HEPA Air Purifier Noise Level

The True HEPA filters can not only catch 99.97% of airborne particles within 30 minutes but also operates with a lot less noise. At night, the users can keep the sound low at around 30 to 35 decibels. The normal operating noise of this air filter is 55 decibels.

The night sensing mode of this filtration system has been designed for bedrooms. Customers can always stay assured about the quality of the air in the room.

The HEPA filter purifying system can efficiently monitor and clean the air that is being delivered while a person is sleeping. Being as quiet as a whisper, the customer and their family members would sleep comfortably.

CO-Z True HEPA Air Purifier Power Consumption

The True HEPA filtration system is considered to be one of the most energy-friendly devices in the market. It operates at the maximum power of 35 watts.

CO-Z True HEPA Air Purifier CADR, ACH, Room Coverage

The CADR of this unique filtration system is about 124 cfm or 330 m3/h. According to several experts, the suggested room coverage for this HEPA filtration is 484 square feet to 860 square feet or 45 to 80 m2. The ACH or air changes per hour would depend on the type of air purifier.

Five air changes per hour mean that the HEPA air purifying system would replace the room’s air five times within an hour.

The clean air delivery rate or CADR score of a filter should always be equal to almost two-thirds of a room’s total area.

CO-Z True HEPA Air Purifier Maintenance and Usage

Although the HEPA filter air purifiers are one of the best options on the market, they need to be maintained regularly. Based on the air purifier model, it can be said whether it needs to be changed every six months or every twelve months.

  • The users must make sure that the area surrounding the purifier is clean
  • The pre-filter is washable and hence should be cleaned from time to time
  • Nothing should be placed at the top of this purifier
  • The permanent filters must be checked every two weeks


  • How often does the CO-Z True HEPA Air Purifier pre-filter need to be cleaned?

This depends entirely on the area and the total amount of pollutants and dust particles present in the air.

  • Can HEPA filter purifying systems reduce risks related to the health of a person?

Yes, HEPA filter purifying systems can significantly reduce the chances of various health risks that are caused due to polluted air. Patients who have asthma can feel comfortable in rooms with these filters.

  • Do we need to purchase the filters of this purifying system separately?

No, there is no need to separately purchase the filters of this system as it is available with pre-installed filters.

Final Thoughts

High efficient particulate air or HEPA filter is capable of generating high volumes of clean air. Therefore, these filtration systems are extremely useful in the production process of microprocessors and various other sensitive instruments. Besides,  this filtration system is fundamentally simple and available at a reasonable market rate in today’s world.

The fans present in these air filters can efficiently draw the particles of dust and other pollutants present in the air. Irrespective of the type of air purifier one uses, it is essential to note the maintenance needed by the machine. Some HEPA filters need costly care, and at times it might be around 30% of the initial price at which the air purifier has been bought.

My name is Ryan. I have had a hard time dealing with my allergies. Happily, I found that an air purifier was effective to ease my allergy symptoms. I spent a lot of time researching the best air purifier. I know how hard it can be to find the suitable one. During the reading period, I also read a lot about humidifiers and dehumidifiers. I learned the mechanisms behind the technologies as well as the manufacturers and organizations within the industry. I now feel convinced that I have built a guide that shows you all you need to know about air purifiers, humidifiers, and dehumidifiers. So I came up with the idea of creating this website.

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