General description Replacement Spa Cartridge for FI-lbur FC-0359, Un-icel 6CH-940, Pl-eatco PWW50P3, and WA-terway Plastics 817-0050. This AquaHouse AH-P94 Spa Filter Cartridge is designed as a compatible replacement for various filter models, ensuring clean and clear spa water. Technical specifications Compatible with part numbers: PWW50P3, PWW50, 6CH-940, FC-0359, 817-0050, 25252, 378902, 03FIL1400, 60401, 8550 Lifespan: 12 to 24 months (replace as needed) Compatibility and accessories Compatible with select spa models by: Aegean Spas, Alps Spas, Apollo Spas, Artesian Spas, Barrier Reef Spas, Caldera Spas, Canadian Spas, Catalina Spas, Clear Water Spas, DM Industries Spas, Dakota Spas, Dynasty Spas, Elite Spas, Garden Leisure, Gulf Coast Spas, Hydro Spa, Hydropool, Iber Spa, Inspirations, Jazzi Spas, Leisure Bay Spas, Pacific Spa, Passion Spas, Sapphire Spas, Southwest Spas, Spa Crest, Spaform, SpaServe, Sunbelt Spas, Thermo Spa, Trade Price, Tuff Spas, US Spas, Viking Spas,