ItemOracle

Filtrete 17.5x23.5x1 MERV 11 AC Furnace Filter (4-pack)

Filtrete ★ 4.4/5 · ItemOracle Score Mid-Range

$44 USD
Price subject to change
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Filtrete 17.5x23.5x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack (Actual Size 17.19x23.19x0.81 in)

Pleated air filter with 3-in-1 Filtrete technology for cleaner airflow. Helps capture microparticles and allergens; easy installation and replacement. Customer note: good quality and value, fits unit well

Highlights

  • 3-in-1 filtration technology
  • high MERV 11 / MPR 1000 rating
  • 4-pack for extended use

Pros

  • 3-in-1 filtration technology
  • MERV 11, MPR 1000 performance
  • 4-pack for multi-month use
  • easy installation

Cons

  • some users report tearing
  • actual size slightly smaller than nominal

Best For

  • home air purification
  • allergen reduction
  • dust control
  • monthly replacement cycle
  • unit compatibility optimization
  • multi-room filtration

Features

  • 3-pack 3-month pleated Filtrete filter with MERV 11 and MPR 1000 for furnace airflow
  • Exclusive 3-in-1 Filtrete technology traps particles while allowing cleaner air to flow
  • Captures microparticles from household air for a fresher environment
  • Certified asthma and allergy-friendly, helps reduce dust and other allergens
  • Replace at least every 90 days for optimal performance

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