Filterbuy 20x21x1 MERV 8 Dust Defense, Pleated HVAC AC Furnace Air Filters (4-Pack)
Filterbuy 20x21x1 MERV 8 Dust Defense, Pleated HVAC AC Furnace Air Filters (4-Pack)
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Filterbuy 20x21x1 MERV 8 Dust Defense, Pleated HVAC AC Furnace Air Filters (4-Pack)

4.8 stars out of 4 reviews
(4.8)|
4 ratings

Key item features

  • Precise Dimensions: These 20x21x1 replacement air filters have an actual size of 19.50" x 20.50" x 0.75", suitable for furnaces, AC units, heat pumps, or HVAC systems.
  • Advanced Filtration: Featuring MERV 8 synthetic media, comparable to MPR 700 & FPR 5, they trap 90% of dust particles and protect against mold and pollen without impacting airflow.
  • Durable Construction: The filters boast an electrostatically charged design with 14 pleats per foot, capturing more particles and lasting three times longer than fiberglass models.
  • Enhanced Integrity: Constructed with industrial-grade beverage board frames and dual wire backings, they offer superior structural integrity, resisting extreme temperatures up to 200°F and moisture.
  • Effortless Installation: Designed with easy-to-understand arrows, these filters simplify installation by clearly indicating the correct airflow direction.
  • Eco-Conscious Manufacturing: All components are 100% manufactured in the United States using recyclable materials, providing an environmentally friendly option.
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Current price is $49.96
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Columbus, 43215
Arrives by Mon, Mar 2
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Sold and shipped by FilterbuyPro Seller
4.579398028022833 stars out of 5, based on 3854 seller reviews(4.6)
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4.8 out of 5 stars
stars4 ratings1 review
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Showing 1-1 of 1 review

Sep 4, 2025
Virginia
Sold and shipped byFilterbuy
5 out of 5 stars review

Verified Purchase

really good fit. a little expensive for a furnace filtet. Will buy again.

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