Lennox 20x26x3

Aftermarket Replacement by Accumulair


or 4 interest-free payments with

Nominal size 20" x 26" x 3" (Actual size 20 1/8" x 26" x 3")

Accumulair Filter for Lennox X1184 & X5422

  • Fits Lennox model #PCO-20U.
  • What is MERV?
  • Great for reducing airborne particles such as dust, pollen, mold spores, tobacco smoke, pet dander, and particles that carry viruses.
  • Superior frame strength utilizing double-wall construction and die-cut fingers.
  • High-efficiency filter media collects small dust particles before they can collect on your coils.
  • Made in the USA.
  • Lasts up to 6 Months!