303279 Hot Tub Filter Replaces Filbur FC-2402, 5CH-37, PFF42TC-P4, 78460 and Lifesmart, AquaTerra, Fantasy, Freeflow, Simplicity, Bermuda, Aspire, Azure, Spa Filter-2 Pack

4CH-935 Spa Filter, Replaces for Pleatco PWW35L, SD-01235, Waterway 817-4035, Waterway Teleweir 35 SF, Teleweir| PDC580-AFS | D-01310 | PDY35P3 | 4CH-935RA Hot Tub Filter 2 Pack

6CH-352 Spa Filter Replaces PAS40-F2M, FC-0312, PMA-R1/X268546 with Closed Handle, Artesian Spas 06-0014-12,06-0055, 2" MPT/Male Thread Hot Tub Filter Cartridge 2 Pack

PWW50 Spa Filter, Replaces 6CH-940，Filbur FC-0359, 817-0050, 25252, 03FIL1400, PWW50P3(NOT PWW50P4), (1 1/2" Coarse Thread), Waterway Front Access Skimmer, SAE Thread Hot Tub Filter 2 Pack

PWW50P3-M Spa Filter, Replaces Unicel 6CH-940RA，Filbur FC-0359M, 817-0050, 25252, 03FIL1400, PWW50P3-M(1 1/2" Coarse Thread),45 sq.ft Screw in Hot Tub Filter,L x OD:7 5/8"x 6" 2 Pack

Spa Filter 6CH-960 Replaces Jacuzzi Filters J-300 J-400, Unicel 6CH-960, Pleatco PJW60TL-F2S, Filbur FC-2800, 6540-476, 6540-383, Hot Tub Filter with Closed Handle(Not be Removed)- 2 Pack