Description
Actual dimensions are 19.75 x 24.25 x 4.75. Accumulair brand: 20x25x5 Day and Night P101-MF20 compatible whole house air filters, specifically constructed to be an alternative to the name brand Day and Night P101-MF20 filters. Fully built so no assembly or combs needed. MERV rated to ASHRAE 52.2 test ratings assuring performance equal to the name brand Day and Night P101-MF20 air filter. Photo: Example filter image displayed is not to scale and is there to show configuration only. OEM names and Day and Night P101-MF20 identifier are used for air filter style identification purposes.