Intex Filter Cartridge Type A (59900E) - Replacement Type A and C For Easy Set Pool Filters - 12 Pack Genuine Intex Type A filter cartridges Use with pumps models 58603E, 58604E, 56635E, 56636E, 56637E, 56638E & 58623 Replace your Type A Filter Cartridge as often as every two weeks for a sparkling clean pool! Product Dimensions: 8"H x 4.25"W. Manufacturer Part Number: 59900E You will receive 12 Type A Filters