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Genuine AprilAire 501 16x25x6 MERV 15 Air Filter

Aprilaire 501

Retail: $69.99 /ea
You Save: 23%
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Retail: $69.99
You Save: 23%
Expected to Ship by October 12th Home Filter Club
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The Genuine AprilAire 501 16x25x6 MERV 15 Air Filter is effective in the reduction of up to 99% of airborne pollutants inside your home or place of business. Designed with an accordion style frame and SelfSeal technology, the AprilAire 501 eliminates the chance of dust, pollen, mold and other spore-sized particles from re-entering your air. AprilAire recommends replacing the AprilAire 501 every 6 - 12 months for optimal performance and efficiency.


  • Brand: AprilAire
  • Part Number: AprilAire 501, apr501
  • Pack Size: 1
  • Dimensions: 16" x 25" x 6"
  • MERV Rating: 15
  • Filter Life: 6 - 12 months

How do you install the AprilAire 501?

  1. Locate your home's thermostat, set the mode to "OFF" and set the fan to "AUTO".
  2. Open the door to your AprilAire air purifier and remove the old AprilAire 501 filter that's currently installed.
  3. Prior to installing the new AprilAire 501 filter, ensure the air flow arrow points toward the HVAC unit. Align the entry points on the filter with the top and bottom of the interlock rail system.
  4. Once the AprilAire 501 has been connected to the air purifier, push it into the system. Then, close the air purifier.
  5. Return your home's thermostat to its original settings.

How often should you replace the AprilAire 501?

  • Changing your AprilAire 501 is a very quick and easy process that should be done once every six to twelve months.

What contaminants does the AprilAire 501 reduce?

  • The AprilAire 501 is a MERV 15 air filter, which means that it reduces the following contaminants:

    • Dust
    • Pollen
    • Mold Spores
    • Bacteria
    • Pet Dander
    • Dust Mites
    • Virus-Sized Airborne Particles
    • Other Common Airborne Allergens

Compatible Models:

The Genuine AprilAire 501 16x25x6 MERV 15 Air Filter is correct replacement for the following model numbers:

BrandModel NumberDescription
Aprilaire SPACEGARD APRILAIRE 5000 Air Cleaner filter
No results for {X}


Customer Reviews:

Total Reviews: 25 | Average Rating: 4.9 / 5.0


I have purchased this product from Filters Fast on several occasions and have been satisfied each time.

Collected by

Works very well in our house to clean the air

Collected by

Works as advertised.

Collected by
scott Clark2022-11-27

Awesome company

Collected by
Mark Hegg2022-11-16

A little more complicated than a plug & play filter, but they are effective and reasonably priced.

Collected by

Good price, good service, good filter. works like a charm

Collected by
K. L. Anderson2022-09-20

It's expensive- and my Aprilaire unit doesn't even work.

Collected by

Our simi annual furnace and A/C tune up technicials say these filters are good and do what they should at a reasonable price. Yes very reasonable price I think.

Collected by
Johnny A2022-07-10

This is a great quality filter at a very good price and have to have two of them.

Collected by

Great filter.

Collected by

very good!

Collected by
Charles Green2022-02-07

Quick response time for my order...thanks!

Collected by
Michael M2022-01-27

East order, quick delivery and less expensive than any local business

Collected by

Works great. Takes time to install.

Collected by

Very pleased with product and delivery!

Collected by

Extremely excellent service!!

Collected by
Russ Carpenter2021-06-01

Works great just we we ordered

Collected by
Albert Stohrer2021-05-04

Works well.

Collected by
Mary Vance2021-03-27

No thankyou

Collected by
Anton M2021-02-10

Best filter out there.

Collected by

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