Description
Actual size is 19.75 x 19.88 x 4.38. Accumulair brand: 20x20x5 Honeywell F50A1165 substitute whole house filters, specifically engineered to substitute for the name brand Honeywell F50A1165 filters. Fully box-formed with no forming or combs needed. MERV classified to ASHRAE 52.2 test standards ensuring particle filtration as good or better than the name brand Honeywell F50A1165 air filter. Notice: Sample air filter picture displayed is not to scale and is included to show style purposes. Trade names and Honeywell F50A1165 identifier displayed for filter substitution purposes only.