Filterbuy 20x23x1 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 2-Pack
Filterbuy 20x23x1 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 2-Pack
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Filterbuy 20x23x1 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 2-Pack

Key item features

  • UNIVERSAL COMPATIBILITY: 20x23x1 replacement air filters for your furnace, air conditioner, or heat pump enhance HVAC system efficiency and support a healthy lifestyle (actual size: 19.50" x 22.50" x 0.75")
  • MERV 11 PERFORMANCE: Protect your home or business from allergens, pets, and more with MERV 11 synthetic media (comparable with MPR 1200 & FPR 7) that captures 95% of dust without restricting air flow
  • LONG-LASTING FILTRATION: Electrostatically charged media with 14 pleats per foot traps more microscopic particles and lasts 3x longer than fiberglass models (replace every 90 days for optimal performance)
  • SUPERIOR CONSTRUCTION: Easy installation beverage board frames with dual wire backing outperform flimsy cardboard designs by improving durability, preventing warping, and resisting extreme temperatures
  • MADE IN THE USA: Built with industrial-grade, recyclable materials and proudly manufactured 100% in the United States for dependable indoor air quality that is trusted by millions of homes
Current price is $39.98
Price when purchased online
  • Free shipping
  • Free 30-day returns
Subscribe, Your usuals, on your schedule, Save time and stay stocked!, $39.98
Your usuals, on your schedule
Save time and stay stocked!
One-time purchase $39.98

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Arrives by Wed, Jul 22
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Sold and shipped by FilterbuyPro Seller
4.588806660499538 stars out of 5, based on 4324 seller reviews(4.6)
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Customer ratings & reviews

4.7 out of 5 stars
stars
241 ratings80 reviews
How item rating is calculated
  1. 5 stars85% (205)
  2. 4 stars8% (20)
  3. 3 stars3% (8)
  4. 2 stars1% (2)
  5. 1 star2% (6)
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Showing 1-3 of 80 reviews

Oct 5, 2025
Audrey
Sold and shipped byFilterbuy
5 out of 5 stars review

Verified Purchase

Good quality

Great filter

Incentivized Review
Helpful?6XWUG64GKK5I106538356
Mar 7, 2024
harriat
Sold byFilterbuy
5 out of 5 stars review

Verified Purchase

A for Filterbuy

These filters are GREAT! Help keep the inside air clean!

Incentivized Review
Helpful?6XWUG64GKK5I106538356
Sep 6, 2025
Walmart customer
5 out of 5 stars review

I needed this odd size. Air filter.

They had them in stock, and they fit perfect. I will definitely reorder. Thank you. By the way, they came extremely fast.

Review from Filterbuy
Helpful?6XWUG64GKK5I106538356