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Filterbuy 18x18x1 MERV 11 Air Filter (6-Pack) – Made in USA

Filterbuy ★ 4.2/5 · ItemOracle Score Mid-Range

$50 USD
Price subject to change
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Filterbuy 18x18x1 Air Filter MERV 11 Superior Pet & Allergy Defense (6-Pack), Electrostatic Pleated HVAC AC Furnace Filters Replacement, Made in USA (Actual Size: 17.75 x 17.75 x 0.75)

16-18x18x1 electrostatic pleated filter with MERV 11 for allergy and pet defense. Couples with furnace, AC, or heat pump for improved air quality. Customer note: good quality and fit, some report improved airflow

Highlights

  • MERV 11 filtration
  • universal compatibility (18x18x1)
  • made in USA

Pros

  • universal compatibility
  • mERV 11 filtration
  • electrostatic pleated design
  • made in usa
  • 6-pack value

Cons

  • size occasionally noted as slightly smaller than advertised

Best For

  • furnace filters
  • air conditioner filters
  • heat pump filters
  • pet dander control
  • allergen reduction
  • dust reduction

Features

  • 18x18x1 replacement filter with actual 17.75x17.75x0.75 inches
  • MERV 11 synthetic media captures 95% of dust and supports allergies and pets
  • Electrostatically charged with 14 pleats per foot for longer-lasting filtration
  • Dual wire backing with beverage board frame for improved durability and temperature resistance
  • Made in the USA using industrial-grade, recyclable materials

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