Description
Actual size is 12.38 x 19.88 x 4.38. Accumulair brand 12.5x20x5 Honeywell F50 compatible whole house air filters, specifically designed to substitute for the original brand Honeywell F50 filters. Completely box-formed so no assembly or combs required. MERV rated to ASHRAE 52.2 test specifications ensuring particle capture as good or better than the original brand Honeywell F50 air filter. Photo: Example filter picture displayed is not to scale and is included to show style purposes only. Brand names and Honeywell F50 part numbers are listed for air filter style purposes.