Are you looking for collection of best 20x20x1 air conditioner filters ? Your search ends here.

Our review process: Show/Hide

Our Top Picks:

Best Overall: Buy: Filtrete Great Filter READ REVIEW

Best For Nominal Size: Buy: Crisp Filters 20X20X1 Air Conditioner Filter READ REVIEW

Best For First Time: Buy: Filtrete 20X20X1 Air Conditioner Filter READ REVIEW

Best For The Furnace: Buy: Flanders 20X20X1 Air Conditioner Filter READ REVIEW

Best For Brand Name: Buy: Mervfilters 20X20X1 Air Conditioner Filter READ REVIEW

Best For Important Note: Buy: Nordic Pure 20X20X1 Air Conditioner Filter READ REVIEW

Best For Allergies: Buy: Aerostar 20X20X1 Air Conditioner Filter READ REVIEW

Best For Customer Service: Buy: Filterbuy New Filter READ REVIEW

Best For Home Depot: Buy: Aerostar Merv Filter READ REVIEW

Best For Quick Delivery: Buy: Filterbuy 20X20X1 Air Conditioner Filter READ REVIEW

Best For Worth The Price: Buy: Filti 20X20X1 Air Conditioner Filter READ REVIEW

Best Overall: Filtrete Great Filter

Buy on Amazon

Not everyone likes to purchase filters for their regular use, but the Filtrete Great Filter would be an anomoly. The filtrete filter works very well, comes with disposable filters and it is permanent. Your filter will capture the air passing through it. Also, this works perfectly and it works great.

Most importantly, the filtrete great filter works well for cat hair, is disposable and it is single.

Almost all customers found that the filter is a two pack of filters and each one will last up to 3 months. Further, they also found that the filter is recommended to be changed quarterly. Moreover, they say that the filter needs to be changed to hold it up to the light.

• This has twice the pleats and thus more air flow.
• When the lifespan is up, you’ll get a notification to change your filter.
• This filter is the equivalent to a merv 11.
• This is very good, is great with fast shipping and it allows for a great deal.

Best For Nominal Size: Crisp Filters 20X20X1 Air Conditioner Filter

Buy on Amazon

Crisp Filters have been making great filters for years, thanks to a combination of clever design and appropriate materials. The Crisp Filters 20X20X1 Air Conditioner Filter is made in the US with close attention to even the smallest details, making it ideal for any residential home. The Manufacturer says: Installing or replacing our air filters for ac units or furnace is as simple as it gets. Further, it is for better quality, works well for good quality and it is made for quick delivery.

The filter allows for great cost and it is innovative. Also, it is ideal for homes with pets, people dealing with seasonal conditions, or for anyone that just wants cleaner air. Finally, the crisp filters 20x20x1 air conditioner filter is great for low cost, is good for the same quality and it is very effective.

Most buyers found that the filter is standard sizing and terminology and for air filters. In addition, they say that the filter is easy to install and with 6 of them it's easy to have extras on hand to replace them. In addition, they say that the filter has really helped cut down on costs. In conclusion, most customers call the filter suits best, and no one questions it.

• This is a simple merv 8 a/c filter 6-pack at a decent price.
• It’s recommended to change your filters every 90 days to maintain optimal filtration.
• These are pretty much a strong filter.
• This has a firm perimeter and fits well.

Best For First Time: Filtrete 20X20X1 Air Conditioner Filter

Buy on Amazon

Not everyone likes to purchase filters for their daily purpose, but the Filtrete 20X20X1 Air Conditioner Filter would be an anomoly. The filtrete 20x20x1 air conditioner filter is very nice, It is best for cheap filters and has a nice design. need help remembering when to change your filter. The filtrete dust reduction filter attracts and captures household dust and is ideal for high - velocity equipment.

The filter comes with great filters, is good for less dust and it is good for large particles. In addition, it comes with fit right, is very good and it keeps it clean. Above all, the filtrete 20x20x1 air conditioner filter helps create a cleaner and it allows for a great deal.

Almost all buyers opine that the filter will likely need to be replaced more quickly than a thicker filter. And, they strongly agree that the filter is not a hugely thick heavy type. And, they also found that this brand filter is bigger than the general.

• With each cycle through the filter, your indoor air becomes a little bit cleaner.
• The cube can filter the air in a 2000 ft room every 20 minutes.
• A cool breeze that carries dust and microscopic debris around your home.
• This is used for cat hair, really well and it works as expected.

Best For The Furnace: Flanders 20X20X1 Air Conditioner Filter

Buy on Amazon

The Flanders 20X20X1 Air Conditioner Filter's high-end materials makes sure that it ages well with use. The flanders 20x20x1 air conditioner filter is good for perfect condition and it is easy to insert. For instance, a filter with a width of 20 inch, a height of 20 inch, and a depth of 1 inch will give you a filter with dimensions of 20 x 20 x 1. The natural odor eliminator with baking soda air filter is suitable for a wide variety of hvac systems and holds a merv ( minimum efficiency reporting value ) rating of 8, which means it is third - party certified to effectively reduce household dust and particle debris.

Lastly, the flanders 20x20x1 air conditioner filter is too large or fails to catch impurities if it is too small.

Most buyers find that the filter is confusing at first, there are many choices. And, a few say that the filter is perfect for a 20x20 box fan. Further, they say that the filter has a leak that is between the air-handler and the outside conditioner. Overall, buyers found this to be one of the best filters for daily purposes.

• When life gets congested, flanders helps you clear the air for a healthier household.
• This is compatible with hvac systems requiring filters sized 20" x 20.
• This is cheaper than most and it comes with a fresh scent.
• This has bought a home and it is powerful.

Best For Brand Name: Mervfilters 20X20X1 Air Conditioner Filter

Buy on Amazon

The Mervfilters 20X20X1 Air Conditioner Filter's superior materials make sure that it ages well with use. The mervfilters 20x20x1 airconditioner filter is perfect for long - lasting usage, is affordable and it is made for a really great price. Make sure this fits by entering your model number. This air conditioner, furnace and hvac filter works with almost any brand.

The filter is made in the USA with 100% American components to ensure top quality performance. Finally, the mervfilters 20x20x1 air conditioner filter wrapped in plastic and it is for new home.

Almost all customers agree that the filters are individually wrapped to prevent collection of dust in storage. And, a few also found that the filter was made in the USA, which is another great selling point. Overall, at the price, they believe that they got a steal of a deal with it.

• This is comparable to the 3m filtrete mpr 1000.
• This is best with great size, looks good and it works for large particles.
• This is for better quality, has created a cleaner environment and it is universally compatible.
• This is really good and it can search for brand names.

Best For Important Note: Nordic Pure 20X20X1 Air Conditioner Filter

Buy on Amazon

The Nordic Pure 20X20X1 Air Conditioner Filter might be a relatively new release, but it's still nothing short of impressive this year, thanks to multiple price cuts and added new features over the past few iterations. The nordic pure 20x20x1air conditionerfilter is great for almost all air conditioning filters have a different actual size (the exact dimensions) than the nominal size (the name) printed on the air conditioning filter. The Manufacturer says: Our carbon layer filters out odors as the air moves. These pollutants can cause miserable allergy symptoms like coughing, sneezing and watery eyes.

The filter is designed for exact fit, have 2 dogs and it works great. Most importantly, the nordic pure 20x20x1 air conditioner filter is good as the media used will not promote the growth of bacteria or mold on the air filter and is better at trapping airborne particles than fiberglass filters.

Almost all customers quickly discovered that the filter fits the back of a conventional - sized box fan perfectly. Moreover, they also found that the filter is used for diy hepa filter build. Further, they strongly agree that the purpose of the filter is to filter the air going though the furnace, but there is definitely a gap and air will get by unfiltered. Consequently, buyers were very happy to recommend it to friends and would-be buyers.

• Free shipping - directly to your door.
• 18x25x1 merv 12 pleated air conditioning furnace filter box 6-manufactured by Nordic pure.
• This is all dependent on allergies, pets, mold, etc etc.
• This made in the USA, and proud of it.

Best For Allergies: Aerostar 20X20X1 Air Conditioner Filter

Buy on Amazon

Next on the list, we've got yet another filter that manages to win our hearts. It's the Aerostar 20X20X1 Air Conditioner Filter and it's widely considered as one of the most convenient filters you can buy. The aerostar 20x20x1 air conditioner filter is ideal for cheap ones, wrapped in plastic and it is very good. They also improve the efficiency of your hvac unit and therefore reduce maintenance and utility costs, by removing dirt and reducing strain on the motor. These filters are made with electrostatically charged synthetic material that draws and captures allergens between 03.

The filter can be adjusted for exact fit, its quality is good and it fits correctly. Further, this is best good deal, comes with fast shipment and it comes with foam tape. Lastly, the aerostar 20x20x1 airconditioner filter works for a great bargain and it is best for good fit.

Almost all buyers agree that the filter will pull air through the filter and blow filtered air out of the front. Also, they say that the filter makes it easier to change them out every month or two, so no complaints. Also, a few strongly agree that the aerostar merv 11 filter is the same rating as the filtrete 1000 ( red ), for apple to apple comparison.

• This is accurate, The actual size is 15-1/2", by 24-1/2 x 3/4.
• This does not quite fit a 20x20.
• This is good for filters of this quality.
• This can cost much more when bought one at a time.

Best For Customer Service: Filterbuy New Filter

Buy on Amazon

Compared with other filters in this category, the Filterbuy New Filter has a convenient design. The filterbuy new filter features an electrostatically charged, pleated design that captures more harmful particles and prolongs the products lifespan by 3 times that of fiberglass models. The Manufacturer says: We generally recommend replacing your filter every 90 days to keep your system running efficiently and your air clean. These are merv 8 filters with activated carbon, so they are recommended when trying to prevent undesirable smells.

Finally, the filterbuy new filter is made for proper fit, has filter actual size, It is great for brand name and has a nice design.

Almost all buyers found that the filter is more important to change them regularly, than to spend money on the ones that stay in there longer. Furthermore, a few also found that the filter is a large grate in the upstairs ceiling. Also, they also found that this type of filter ( merv 8) costs more in the bigbox store, so the savings start here. Overall, at the price, they believe that they got a steal of a deal with it.

• All components are manufactured within the united States and designed with recyclable materials.
• The manufacturer says: our filters will work with all furnaces, air conditioners, or hvac systems.
• It fits like a ring and it's awesome.
• This is the same size as your current 3m filter, it should fit your unit.

Best For Home Depot: Aerostar Merv Filter

Buy on Amazon

If you often find yourself confused about convenient and suitable filter, Aerostar Merv Filter is your solution. The aerostar merv filter is packaged well and it is very efficient. For best results, change the filter every 60 to 90 days but increase the frequency to 30 days during peak summer and winter months when your unit is working the hardest. These filters are made with electrostatically charged synthetic material that draws and captures allergens between 03.

The filter is good for less dust, doing the job and it is designed for good fit. Moreover, it is ideal for cheap ones, is great for top of the line and it is best for customer service. Most importantly, the aerostar merv filter is used for good buying and it is good for pet hair.

Most buyers agree that the filter has a higher modern rating, and they cost less. Furthermore, a few also found that the filter is perfectly into the ducts and does rattle when the fan is on. And, they strongly agree that the rating for the material is not based on the airflow. To sum up, most customers found the filter is functionally comfortable and no one questions it.

• They are made in the U.S.A." should all be printed on the box.
• This does say “smoke” is filtered out.
• This is made with a great seal and it makes for a much better price.
• This comes with excellent quality, has excellent filters and it is perfect for great quality.

Best For Quick Delivery: Filterbuy 20X20X1 Air Conditioner Filter

Buy on Amazon

The Filterbuy 20X20X1 Air Conditioner Filter is suitable and reliable and fits well with your daily use. The filterbuy 20x20x1air conditionerfilter is subject to change depending on the filter size as well as other variable factors for pet owners, allergies households with children, etc. The manufacturer says: This is why we work around the clock to assure that you, your family, and your community have access to clean indoor air that enables you to live and breathe freely. Also, it is priced well and it is perfect for a good deal.

The filter is for better quality, is made for quick delivery and it is perfect for great quality. Further, the filter is best for a new home and its price is great. Finally, the filterbuy 20x20x1 air conditioner filter is great for good quality and it is inexpensive.

Most buyers agree that the filter has a spot to mark the install date on the end where it’s visible. And, they strongly agree that this 20x20x1 filter easily slides into the filter slot, unlike other brands that require a lot of effort.

• Industrial-grade beverage board frames with dual wire backings outperform standard cardboard designs.
• Regular filter replacements mitigate system malfunctions & reduce energy costs.
• One of the newcomers and featured product.

Best For Worth The Price: Filti 20X20X1 Air Conditioner Filter

Buy on Amazon

Next on the list, we've got yet another filter that manages to win our hearts. It's the Filti 20X20X1 Air Conditioner Filter and it's widely considered as the filter that has the most suitable features. The filti 20x20x1 air conditioner filter offers exceptional filter performance. The manufacturer says: Made with recyclable materials, it helps our environment stay clean while providing superior air quality. Further, it is best for customer service and it is great for less money.

The filter comes with great filters and it comes with great customer service. Most importantly, the filti 20x20x1 air conditioner filter fits great and it is made for good repair.

Most customers quickly discovered that the filters are both about 1/4 inch shorter than the 3m filtrete filters they replaced. Further, they say that the filter is used to make homemade air cleaner. Moreover, they say that the filter makes a noise when the air flows through the filter on the sides. Obviously, this product passed the test and had very satisfied buyers eager to share their experience.

• This is not an accurate count, but it's about 28.
• This cleans the air well, plus it is made of synthetic nanofiber.
• This has a nominal size and an actual size.
• This filters out more dust than the other more popular and more expensive brands.