Filtrete 18x24x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter
Filtrete 18x24x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter
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Filtrete 18x24x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter

4.6 stars out of 438 reviews
(4.6)|
438 ratings

Key item features

  • Optimal Filtration: This 18x24x1 inch pleated air filter, with an MPR 300 and MERV 5 rating, effectively captures dust, lint, and dust mite debris.
  • Advanced Technology: Featuring exclusive Filtrete 3-in-1 technology, it pulls in and traps unwanted particles, allowing cleaner air to circulate.
  • Versatile Application: Designed for use in furnaces, air conditioners, and various HVAC systems, contributing to a cleaner home environment.
  • Maintenance Reminder: For optimal performance, the filter should be changed every 90 days, with reminders available via the Filtrete Smart App.
  • Trusted Brand: Filtrete is recognized as North America's most trusted brand of HVAC filters, based on a 2024 brand health survey.
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Customer ratings & reviews

4.6 out of 5 stars
stars438 ratings111 reviews
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Reviews summary

Pros

  • : Offers good quality at a relatively low cost.
  • : Fits according to product dimensions.

Neutral

  • : Effective in small areas, but limited in larger spaces.
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Showing 1-3 of 111 reviews

Feb 28, 2026
Vicki
Top Reviewer
Item details
Size: 18x24x1
5 out of 5 stars review

Verified Purchase

These fit perfectly. They last a full 3 mths. Strong and durable. Nothing flimsy about these filters. Great value . Great great price. Work super good. Changing out your filters regularly keeps your unit lasting a very long time. I keep a little note on inside of my furnace door and write date I put in and date needs to be changed, I also write on the top edge of the filter date I install new filter. Just had my 14 yr unit serviced and got an A . Cha Aging filters can save you hundreds and even thousands of dollars. These filters are highly recommended for what needs to be achieved by filters. I have a York unit and changing filters keeps it in great shape.

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Apr 9, 2026
Tami
Top Reviewer
Item details
Size: 18x24x1
5 out of 5 stars review

Verified Purchase

Great quality and fit! I tried to save a couple bucks buying elsewhere in 5 pack, never could figure out why they were getting sucked in!! After buying these, I now know. People here say these are flimsy?? Not even close. They never get sucked in anymore, and they fit perfectly!

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Mar 19, 2026
Beachlife
Top Reviewer
Item details
Size: 18x24x1
5 out of 5 stars review

Verified Purchase

Great hvac filters

These work great and are a good brand. Made of good quality and do an excellent job keeping the air in my house clean. When they are in stock I like to buy a 5 pack. I like to change them out monthly. They sell at an affordable price.

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