Description
Actual size is 20.75 x 20.25 x 5.25. Accumulair brand: 20x20x5 Nordyne 918377 replacement whole house filters, exactly constructed to replace the name brand Nordyne 918377 air filters. Fully constructed with no forming or combs needed. MERV rated to ASHRAE 52.2 test ratings assuring particulate capture equal to the name brand Nordyne 918377 air filters. Note: The sample air filter image shown is not the actual dimensions and is there to show construction only. Company names and Nordyne 918377 part numbers are shown for filter style identification only.