16x20 Fan/Coil Filter Base; Holds 1", 2" & 4" standard size filters.EZ-1620-FCS $160.32 SKU: EZ-1620-FCS Back $160.32 Quantity -+ Add to Cart Details 16x20 Fan/Coil Filter Base; Holds 1", 2" & 4" standard size filters. DetailsBackDetails16x20 Fan/Coil Filter Base; Holds 1", 2" & 4" standard size filters.See MoreSee Less