Description
Actual Dimensions: 19.75 x 19.88 x 4.38. Accumulair brand: 20x20x5 Honeywell F50A1165 substitute whole house air filters, specifically designed to substitute for the original manufacturer Honeywell F50A1165 filters. Fully box-formed - no forming or combs needed. MERV classified to ASHRAE 52.2 test ratings assuring particulate capture as good or better than the OEM Honeywell F50A1165 filter. Note: Sample air filter picture displayed is not true to size and is included to show construction purposes only. OEM names and Honeywell F50A1165 identifier are used for filter style purposes only.