VEVOR HEPA Replacement Filter, 24''x24''x11.5'' AC Filter, True HEPA Pleated Air Filter, Air Filter Replacement with Galvanized Frame, 99.97% Standard Filter Compatible for HEPA Filter Novair 20

VEVOR HEPA Replacement Filter, 24''x24''x11.5'' AC Filter, True HEPA Pleated Air Filter, Air Filter Replacement with Galvanized Frame, 99.97% Standard Filter Compatible for HEPA Filter Novair 20HEPA Filtration SystemGalvanized FrameDeep-pleat FilterPurify the AirCompact StructureWide ApplicationFilter Life: 6-12 Months,Model: VV-AF-2424,Item Size(L x W x D): 24 x 24 x 11.5 in/ 610 x 610 x 297 mm,Frame Material: Galvanized,Filtration Efficiency: 99.97 %(< 0.3 microns),Filter Media: Fiberglass