Description
Actual dimensions are 19.75 x 19.88 x 4.38. Brand: Accumulair. 20x20x5 Honeywell X8308 replacement whole house air filters, exactly designed to substitute for the OEM Honeywell X8308 air filters. Completely box-formed so no forming or combs required. MERV rated to ASHRAE 52.2 test classifications assuring particulate filtration to the level of the name brand Honeywell X8308 air filter. Photo: The sample air filter pic shown is not to scale and is displayed for design only. Company names and Honeywell X8308 part numbers shown for air filter replacement identification.