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Filterbuy 17.5x23.5x1 MERV 11 Air Filter 4-Pack

Filterbuy ★ 4.3/5 · ItemOracle Score Mid-Range

$41 USD
Price subject to change
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Filterbuy 17.5x23.5x1 Air Filter MERV 11 Superior Pet & Allergy Defense (4-Pack), Electrostatic Pleated HVAC AC Furnace Filters Replacement, Made in USA (Actual Size: 17.38 x 23.38 x 0.75)

MERV 11 pleated air filters for furnace, AC, or heat pump. Enhances system efficiency and captures dust and allergens. Customers note good quality and value, with some size-fit concerns

Highlights

  • MERV 11 synthetic media
  • actual size close to 17.38 x 23.38 x 0.75
  • 4-pack for multiple filters

Pros

  • universal compatibility
  • high filtration (MERV 11)
  • pleated, electrostatic media
  • made in USA
  • 4-pack value

Cons

  • size may differ from stated
  • some reports of restricted airflow for certain furnaces
  • fit issues for some units

Best For

  • furnace filtration
  • air conditioner filtration
  • heat pump filtration
  • home allergy management
  • dust reduction in living spaces
  • particle filtration for pets

Features

  • Universal compatibility: fits 17.5x23.5x1 (actual 17.38x23.38x0.75) for furnaces, air conditioners, or heat pumps
  • MERV 11 filtration with synthetic media captures 95% of dust while maintaining airflow
  • Electrostatic pleated design with 14 pleats per foot for extended filtration life (vs fiberglass)
  • Durable construction: beverage board frame with dual wire backing resists extreme temperatures
  • Made in the USA using industrial-grade, recyclable materials

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