Unicel C-4950 Heavy Duty Hot and Tub Spa 50 Square Foot Media Replacement Filter Cartridge for C-4326 and C-4625, 212 Pleat Count

50 Square Foot Rainbow, Waterway Plastics, Custom Molded Products . Note: 50 Square Foot C-4950 is an upgrade to 25 Square Foot C-4326 and C-4625 cartridges. Replacement for: Accent Spas; Acryx-Maax Spas (Canada); Alps Spas; American Spas; Apollo Spas; Aqua Mystic; Aqua Tech Spas; Aquiform-Infinity Spas; Baja Spas; Blue Falls Mfg. Ltd. (Canada); Blue Pacific Spas; Bullfrog Spas; Cal Spas; Charisma Spas; Coast Spas (Canada); Coleman Spas 3301-2145; Discovery Spas; Dynasty Spas; Freedom Spas (Note: Model dated after 1993.); Haughs; Hawkeye Spas; Heldor Spas; Hydro Spa; J.E.M. Spas; Leisure Bay Spas; Marathon Spas; Millennium Spas; Moonwater Spas; Morgan Spas; Northwest Spas; Pageant Spas; Pentair Pool Prod R173434; Pentair Pool Prod R173434; Pentair Pool Prod R173434; Pentair Pool Prod R173434; Pentair Pool Prod - Rainbow Plastics 17-2380; Pentair Pool Prod - Rainbow Plastics 17-2380; Pentair Pool Prod - Rainbow Plastics 17-2380; Phoenix Spas; QCA; River Valley Spas; Safari Spas; Seahorse Spas; Sequoia Design; Signature Spas; Sonoma Spas; Spa Crest; Streamline Spas; Sunbelt Spas; Suncountry Spas; Sundance Spas 6540-471; Sunrise Spas; Sunset Spas; Superior Spas; Tiara Spas; US Spas; US Tooling & Spa; Warm Springs Spa; Waterway Plastics 817-5000; Wind River Spas