Filtrete 18x24x1 HVAC Furnace Air Filter, MPR 1500 MERV 12, Allergen, Bacteria, Virus, 4 Pack
Filtrete 18x24x1 HVAC Furnace Air Filter, MPR 1500 MERV 12, Allergen, Bacteria, Virus, 4 Pack
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Filtrete 18x24x1 HVAC Furnace Air Filter, MPR 1500 MERV 12, Allergen, Bacteria, Virus, 4 Pack

Key item features

  • Advanced Filtration: Features exclusive Filtrete 3-in-1 technology with a 1500 MPR and MERV 12 rating, capturing numerous microparticles for cleaner air.
  • Particle Capture: Effectively captures pet dander, smoke, bacteria, and up to 54% of airborne virus particles, alongside larger particles like lint, pollen, and household dust.
  • Certified Allergen: CERTIFIED asthma and allergy-friendly, helping to capture dust, lint, and other allergens from household air.
  • Versatile Application: Suitable for use in furnaces, air conditioners, heating systems, and HVAC systems, providing broad compatibility.
  • Optimal Performance: Recommended to change the 18x24x1 pleated filter at least every 90 days for optimal performance of heating and cooling systems.
  • Smart Reminders: Utilize the Filtrete Smart App (iOS or Android) to set 30-, 60-, or 90-day reminders for filter replacement.
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Current price is $46.88$11.72/ea
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4.7 out of 5 stars
stars643 ratings479 reviews
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Showing 1-3 of 479 reviews

Mar 7, 2026
VALDEMAR
Top Reviewer
Item details
Size: 18" x 24" x 1"
5 out of 5 stars review

Verified Purchase

AC WORKING MORE SILENTLY

since i installed this filter my ac has been working more silently. Has double wiring and the air flowing has been smooth and is not sucking in like the other filter did.

Helpful?30JDSXPBI5DG396725037
Nov 17, 2025
Felicia
Top Reviewer
Walmart Associate
Item details
Size: 18" x 24" x 1"
5 out of 5 stars review

Verified Purchase

Grand-baby clothing.

Air Filters received. Thanks

Helpful?30JDSXPBI5DG396725037
Jun 7, 2024
Lisa
Item details
Size: 18" x 24" x 1"
5 out of 5 stars review

Verified Purchase

Take the leap!!

I used to buy the $5 filters and replace every month. The airflow system in the house I rent is very old and I was always dusting. So I learned what “ MERV” meant. And thought I'll try one of the more expensive ones that's say their good for 3 months and see. Well, I've never turned back! I have cats and dogs and occasionally I smoke inside , the MERV 11 and higher do exactly what they say. I dust maybe once a month and even then , it's very little dust. It's amazing. My house doesn't smell of animals or smoke. I recommend paying a little more. It really does even out if you think about it. 3 mths verses1 mth. Zero smell almost zero dust. I wish I took the leap 2 decades ago! I've used several different ones. The one with charcoal is phenomenal also. Seems to be out of stock often. So I get this one when that occurs. Just remember to write the date u install it on the side so that you can't forget when u did. And in 3 months swap it for a fresh one. You will NOT be disappointed! I'm not being paid for this review , so you know that it's genuine. Happy dust, and Allergy free days ahead!!

Helpful?30JDSXPBI5DG396725037