Unicel C-5315 Replacement Filter Cartridge 15 sq. ft. | Intex Type B Caulks & Sealants systems use 7 full grids

systems use 7 full grids (FG-1004) + 1 partial grid (PG-1904)

RC-Series 10-1502-09 Pentair Pool Products Hydropump® 354001 Pentair Pool Products L-Series™ (071728) 071728 Wayne Water Systems Wayne Water Systems 15693 Don't see your pump model listed

Weekly dosage will improve water quality and reduce maintenance

extreme temperature fluctuation

replacement filter cartridge built for Hot Springs Spas (Watkins Wellness)

Unicel C-5315 Replacement Filter Cartridge 15 sq. ft. | Intex Type B Caulks & Sealants systems use 7 full gridsThe Unicel 5000 Series C 5315 is a 15 sq. ft. replacement filter cartridge engineered as a direct drop in for Intex Type B filter pump systems. Precision manufactured to Unicel's exact dimensional tolerances, the 70 pleat 3 oz. Reemay 2033 media delivers consistent filtration performance and lasting durability through repeated cleaning cycles. IMPORTANT: Older Intex 520 530 Models Require an Adapter Not Included Intex filter pump models 520 and 530