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Filterbuy 20x23x4 MERV 11 Air Filter (1-Pack) – Superior Pet & Allergy Defense

Filterbuy ★ 3.8/5 · ItemOracle Score Mid-Range

$52 USD
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Filterbuy 20x23x4 Air Filter MERV 11 Superior Pet & Allergy Defense (1-Pack), Electrostatic Pleated HVAC AC Furnace Filters Replacement, Made in USA (Actual Size: 19.50 x 22.50 x 3.63)

Universal 20x23x4 air filter with MERV 11 media for improved HVAC efficiency and air quality. One customer notes good quality and perfect fit

Highlights

  • merv 11 synthetic media
  • captures 95% of dust
  • actual size close to 19.5 x 22.5 x 3.63

Pros

  • universal 20x23x4 compatibility
  • merv 11 performance
  • electrostatic pleated design
  • made in usa

Cons

  • mixed durability feedback
  • some customers report size issues

Best For

  • furnace filter replacement
  • air conditioner maintenance
  • heat pump filtration
  • allergy and pet dander defense
  • home improvement projects
  • small business spaces

Features

  • Universal 20x23x4 compatibility for furnace, air conditioner, or heat pump
  • MERV 11 synthetic media captures 95% of dust and allergens
  • Electrostatically charged with 8 pleats per foot for longer-lasting filtration
  • Durable beverage board frame with dual wire backing for improved temperature resistance
  • Made in the USA from industrial-grade, recyclable materials

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