12 Pack 10″ x 4.5″ Whole House Washable Pleated Sediment Water Filter Cartridges

10″ x 4.5″ for Big Blue Whole House Sediment Pleated Water Filter 5/20/50 Micron

18 Pack 10″ x 4.5″ for Big Blue RO Sediment Pleated Water Filter 5/20/50 Micron