Filterbuy 20 x 20 x 1 in MERV 13 Pleated HVAC AC Furnace Air Filter 4-Pack Silver for Smoke Defense
Filterbuy 20x20x1 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack
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Filterbuy 20x20x1 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack

10.6K ratings

Key item features

  • Universal Fit: These 20x20x1 replacement air filters (actual size: 19.50" x 19.50" x 0.75") are compatible with furnaces, air conditioners, and heat pumps, enhancing HVAC system efficiency.
  • Advanced Filtration: MERV 13 synthetic media captures 98% of dust, bacteria, smoke, and other debris without restricting airflow, comparable to MPR 1900 & FPR 10.
  • Extended Lifespan: Electrostatically charged media with 16 pleats per foot traps more microscopic particles and lasts three times longer than fiberglass models, requiring replacement every 90 days.
  • Durable Construction: Superior beverage board frames with dual wire backing prevent warping and resist extreme temperatures up to 200°F, outperforming flimsy cardboard designs.
  • Domestic Production: Built with industrial-grade, recyclable materials and manufactured 100% domestically for dependable indoor air quality.
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Customer ratings & reviews

4.7 out of 5 stars
stars
10.6K ratings4,248 reviews
How item rating is calculated
  1. 5 stars85% (9,051)
  2. 4 stars7% (771)
  3. 3 stars3% (275)
  4. 2 stars1% (148)
  5. 1 star4% (420)

Reviews summary

Pros

  • : Offers lower prices compared to others.
  • : Made with high-quality materials and construction.
  • : Captures fine dust particles and reduces dust accumulation.
  • : Fits perfectly into air handler or tray.
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Showing 1-3 of 4,248 reviews

Apr 4, 2026
Reviewer name: ouida
Sold and shipped byFilterbuy
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Delivery

Appreciate the quick delivery

Helpful?5FGD3MYXB3FN182928602
Feb 22, 2025
Reviewer name: RYAN
Sold and shipped byFilterbuy
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Furnace filters

I was very pleased with the order and the arrival time was exceptional am a very pleased shopper. Ryan M Grill

Helpful?5FGD3MYXB3FN182928602
Jul 9, 2026
Reviewer name: anonymous
Sold and shipped byFilterbuy
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Great, sturdy air filters

We've been getting these air filters for our home for the past several years and they really do the job! They hold up very well. We will continue to purchase these. ;)

Helpful?5FGD3MYXB3FN182928602
Current price is $47.96$47.96/in
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  • Free shipping
  • Free 30-day returns
Subscribe, Your usuals, on your schedule, Save time and stay stocked!, $47.96
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Sold and shipped by FilterbuyPro Seller
4.592502756339581 out of 5 stars
4.592502756339581 stars out of 5, based on 4535 seller reviews(4.6)
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