Description
Actual dimensions are 20.75 x 20.25 x 5.25. Accumulair brand 20x20x5 Westinghouse NC2020 style whole house filters, specifically constructed to substitute for the name brand Westinghouse NC2020 air filters. Completely assembled - no forming or combs needed. MERV classified to ASHRAE 52.2 test classifications establishing particulate filtration as good or better than the original manufacturer Westinghouse NC2020 air filters. Notice: Sample filter picture displayed is not the actual dimensions and is displayed for construction purposes only. OEM names and Westinghouse NC2020 part numbers included for filter replacement identification use.