Description
Actual Dimensions: 20.75 x 20.25 x 5.25. Accumulair brand: 20x20x5 Nordyne 918396 replacement whole house air filters, specifically built to be an alternative to the original manufacturer Nordyne 918396 filters. Fully box-formed so no assembly or combs required. MERV classified to ASHRAE ratings assuring particulate filtration to the level of the OEM Nordyne 918396 filter. Note: The sample filter image as shown is not true to size and is included to show configuration purposes. OEM names and Nordyne 918396 part numbers shown for air filter style purposes.