Description
Actual size is 19.88 x 24.88 x 4.38. Accumulair brand, 20x25x5 Honeywell FLR3420 replacement whole house filters, specifically built to replace original manufacturer Honeywell FLR3420 filters. Fully built - no assembly or combs required. MERV rated to ASHRAE 52.2 test specifications ensuring particle capture to the level of the original manufacturer Honeywell FLR3420 air filters. Note: The sample filter pic displayed is not true to size and is displayed for design purposes. Brand names and Honeywell FLR3420 P/N shown for air filter replacement purposes only.