Glasfloss 20x25x4 MERV 10 Pleated Air Filter (4 in) – box of 3

Glasfloss ★ 4.1/5 · ItemOracle Score Mid-Range

$54 USD
Price subject to change
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Glasfloss 20x25x4 MERV 10 (FPR 5-6) 4" Inch Pleated Air Filters Box of 3. Actual Size: 19-1/2 x 24-1/2 x 3-3/4

Glasfloss pleated air filters with MERV 10 rating, nominal 20x25x4, actual size 19-1/2 x 24-1/2 x 3-3/4. Durable frame and improved filtration with steady airflow. Customers note good quality and value, plus fit in vents

Highlights

  • MERV 10 filtration
  • Durable frame
  • Made in the USA

Pros

  • MERV 10 filtration
  • Durable heavy-duty frame
  • Actual size clearly labeled
  • Made in the USA
  • Good value for money

Cons

  • Size may be smaller than expected for some housings
  • Requires periodic replacement every 3 months

Best For

  • residential furnace filtration
  • commercial hvac filtration
  • schools filtration
  • healthcare facility filtration
  • industrial filtration
  • vent-maintenance in tight-fit housings

Features

  • Actual size 19-1/2 x 24-1/2 x 3-3/4 inches
  • Nominal size 20x25x4 with MERV 10 filtration
  • Comparable to MPR 600-800 or FPR 5-6 with similar airflow
  • Durable heavy-duty frame resists buckling over time
  • Made in the USA; box of 3 filters for residential and commercial use

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