Best Air Conditioner Filters Reviewed

A good filter in your air conditioner can play a leading role in directing the airflow and cleaning the air around you. The conditioned air that the air conditioner produces muse necessarily pass through the filter before it enters the air ducts of your home.

As it passes through the filter, dust, pollen, pet dander and bacteria get embedded in the filter’s pores and clog the filter, making it less efficient. The dirty air that comes out of the air conditioner can harm your health and result in conditions like asthma, besides other respiratory problems. Therefore, every three months the air filter should be cleaned or replaced.

Types of air conditioner filters

There are four types of filters:

Fiberglass, pleated filters, electrostatic and High efficiency particulate air (HEPA).

Health benefits of air filters

Air filters get rid of mold spores, dust and germs, making your home a healthier place to live in with purer air to breathe. It also keeps the cooling system of the air conditioning unit working better, adds to the cleanliness of your home, improves energy efficiency of your unit and keeps the air conditioning compressor and blower working for longer and more efficiently. It also works well overall and breaks down fewer times. This makes having an air conditioner extremely cost-effective.

How to have better indoor air quality in your home

Dust, dead skin cells, lint, allergens and pet dander impede the clean air from circulating all over your home. Usually, dust particles are so small that they are almost invisible to the naked eye. So, you can improve your indoor air quality by using your HVAC system. Another way of improving indoor air quality is to replace the filters of your air conditioners regularly. This will help trap extra dust and pollen and stimulate the system to work more efficiently and last longer.

How often should you replace your filter?

To keep the air conditioner working for longer and keep it working efficiently, it’s essential that you do some maintenance of the unit regularly. One way to do this is to change the air conditioner’s filter two or three times a year.

Best Air Conditioner Filters Reviewed

  1. Aprilaire 413 Replacement Filter

Aprilaire 413 Replacement FilterThis air conditioner filter is the MERV 13 replacement filter for Model numbers 4400, 3310 and 2410 Aprilaire Air Cleaners. It can also be used for Models 2400 and 2140, if the upgrade kit, part #1413 has been installed. Installing this filter helps your air conditioner filter out pollutants in the air and give out clean and hygienic air.

It is at the heart of the air cleaner and needs only annual replacement of whenever the Air Cleaner Control shows that it’s time to change the filter. It traps and gets rid of 75% of dust particles of size 0.3 to 1 micron and more than 90% of dust-sized particles sized 3 to 10 microns. It also removes 90% of pollen, mold and spore-sized particles. Media can be replaced depending on air flow. SelfSeal

media ends significantly, thereby reducing air bypass and improving overall filter performance. It has an airflow capacity of 2000 CFM. 


  • It lasts longer than pleated filters.
  • Installation is easy.
  • The glue does not separate and cause the filter to fall. 


  • Each filter is supposed to last a year. So, it would help to have a backup but that isn’t possible.
  • One customer complained that her filter was changed three times in less than a year.

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  1. AIRx ALLERGY 16x25x1 MERV 11 Pleated Air Filter – Made in the USA – Box of 6

best air conditioner filtersThis air filter helps convert your air conditioning and heating systems into entire house air cleaners by reducing significantly the mold, smoke particles, pollen, dust, pet dander, dust and debris that prevails all over your home. With the help of the MERV 11 HVAC AC filter media, these 16 x 25 x 1 air filters work like micro particle magnets, picking up dust and dirt particles.

These filters trap and lock in all allergy-causing particles and thereby protect your home and make it a healthier place to live in, free from all air contaminants. Apart from protecting you from allergens, dust and debris, these filters protect your radiators and air conditioning systems from getting clogged with dust. By doing this, they work efficiently for much longer.

Since they use more pleats per square inch than washable, reusable and fiberglass filters, they are considered the best in the market because they have a better inflow and lower energy costs and maintenance.


  • These filters are easy to carry and work well.
  • They are economically priced.
  • They help to reduce allergies.
  • They help reduce electricity bills.


  • The box of filters gives off a terrible stink.
  • There are no markings on the filter, in fact the MERV rating is highly missable.
  • Users would have preferred more folds.
  • It has an irritating whistle.

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  1. Aprilaire 210 Replacement Filter (Pack of 2)

Aprilaire 210 Replacement FilterFor Air Purifier Models 1210, 2210, 3210, 4200

This filter has received the MERV 11 rating which means that it makes the ambient air in your home fresh and hygienic for you and your family to inhale. It has proven efficiency of preventing up to 92% of particles sized 3- 10 microns and 75% of virus-sized particles sized between 0.3 to 1 micron from entering your heating and cooling systems at home. These pollutants include mold, dust and pollen which can irritate your airways and cause asthma and other tracheal problems. By installing air filters, you ensure yours and your family’s good health. Its installation is easy due to several collapsible media with self-spacing pleats. Depending on air flow, the media of this filter needs to be replaced every year or two. SelfSeal media ends dramatically and reduces air bypass, thereby improving filter performance. Its airflow capacity is 2000 CFM. 


  • It is a compact unit.
  • This filter set is durable and a good fit.
  • It is easy to install and works silently.


  • It’s too expensive for the quality.

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  1. US Home Filter SC60-16X25X2 MERV 11 Pleated Air Filter (Pack of 6), 16″ x 25″ x 2″

US Home Filter SC60The SC60 Standard Capacity MERV 11 Pleated Air Filter is engineered to provide longstanding efficiency using low resistance. This sustained efficiency brings about optimal performance for the life of the filter. Due to low resistance, the load on the HVAC unit reduces significantly and, as a result, the use of electricity also reduces proportionately. This filter works well for those with a few allergies due to its efficiency of filtering particles of common allergens. This filter is rated MERV 11 and is tested under ASHRAE 52.2-2007 standards. It is moisture-resistant and has a heavy-duty frame. It also has a galvanized expanded metal backing.


  • These filters are outstanding even six months after use.
  • They need replacing twice a year and are wonderful for the cost.


  • It is meant to be used for about eight months but within the fourth month, the filter begins to rattle.
  • You need to buy six filters at a time.

Click here to check the price. 

  1. Honeywell FC200E1011 MERV 13 Pleated Air Filter, 20″ x 20″ x 4″ (Pack of 2)

Honeywell FC200E1011This product has received a MERV 13 rating for its charged media filter. Its efficiency ratings are based on American Society of Heating, Refrigerating and Air-Conditioning Engineers Standard 52.2 1999. This filter can remove particles ranging from size 0.3 to 1.0 microns; medium particles ranging from 1 to 3 microns; and large particles, ranging from 3 to 10 microns.


  • It fits perfectly in the air conditioner and works efficiently.
  • Customer service personnel do a superb job of communicating the way to use this product.

Click here to check the price.


True, the market is full of air conditioner filters of varying prices and quality. To simplify the buying procedure for you, we have put together the best of them all. Hopefully, this should make decision-making easy for you.

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