Model#SG213-BOX-13R

SKU264017

UPC78757016568

20" x 25" x 4", Space Gard Filter, Electrostatically Charged Media, Fits Aprilaire & SpaceGard Model 4200, 2210, 213, MERV 13, Lasts Up To 1 Year, Effective Against Pollen, Mold, Bacteria, Dust/Lint, Virus Carriers.