404-158M Spa Filter Cartridge Pair

Length: 4-5/8"Diameter: 5"Top opening: 2-1/8"Bottom opening: 2-3/16"   Replaces popular brand part numbers: Unicel: C-4401RA Pleatco:  PRB17.5SF-JH-M-PAIR  Filbur:  FC-2386M Features: 35 sq. ft. of high quality filtration fabric Exclusive Expansive Flow™ cores Alternative filter names: C-4401, FC-2386, FL1006, 817-3510, 17-2606, R173432   Used in pools/spas made by: After Hours Spas, Ahtria, Apollo Spas, Aqua Tech Spas, Beachcomber Spas, Beachcraft Spas, Canspa Mfg, Caribbean Spas, Conway Spas, Discovery Spas, Esther Williams, Freedom Spas, Grecian Spas, Hercules Spas, Hydro Spa, Legend Spas, Lifestyle Spas, Maax Spas of AZ, Pdc Spas, Pentair Pool Products, Rainbow Plastics, Regency Spas, Thermo Spas, Waterway Plastics & other manufacturers   By Guardian Filtration Products • 404-158M