ItemOracle

Filtrete 18x20x1 MERV 11 Furnace Filter, 6 Pack

Filtrete ★ 4.1/5 · ItemOracle Score Mid-Range

$80 USD
Price subject to change
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Filtrete 18x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 17.81x19.81x0.81 in)

Pleated 1-inch furnace filter with 3-in-1 Filtrete technology to trap particles while allowing airflow. Customers note good quality and air improvement, with mixed fit and durability feedback

Highlights

  • 3-in-1 Filtrete technology
  • MERV 11 filtration
  • 1-inch pleated design

Pros

  • 3-in-1 particle capture technology
  • Pleated design for filtration
  • Electrostatic attraction helps trap lint and pollen
  • Suitable for furnace and HVAC use
  • Six-pack value option

Cons

  • Mixed fit size feedback
  • Durability varies by user
  • Some customers report shorter lifespan

Best For

  • furnace filtration
  • air conditioner filtration
  • HVAC system filtration
  • lint and pollen reduction in homes
  • household air quality improvement
  • replacement filter for 1-inch slots

Features

  • Filtrete 3M 3-in-1 technology traps particles while allowing airflow
  • MERV 11 rating with 1000 MPR captures lint, pollen, dust, pet dander
  • Pleated 1-inch washable, non-electrostatic filter for furnace or HVAC use
  • Actual size 17.81x19.81x0.81 inches; designed for 18x20x1 or compatible slots
  • Effective for three-month filtration intervals in home air systems

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