Spa Filter Cartridge 413-106-02 Two-Pack Replacement for Pleatco PRB25-IN, Unicel C-4326, C4326, and Filbur FC-2375 | Easy to Clean

Manufactured in the USA. Brand new in original factory packaging. This item replaces and fits the following: Rainbow Dynamic 25; Sundance Sweetwater: Suntub, 6540-471; Freedom Spas: After 1993; Hydrowave Spas: Stressbuster; Waterway: 817-5000; Arctic Spas: 817-5000; Belize Spas: Year 2002, Models 2000, 2000L, 3000L; Sundance 6540-471; Rainbow Plastics 17-2325; Coleman 100533, 3301-2145; Pentair R173434; 817-5000; Vita Spa and Sundance 6540-471; Rainbow Dynamic 25; Waterway: 817-5000; Arctic Spas: 817-5000; Belize Spas: Year 2002, Models 2000, 2000L, 3000L. It is also compatible with: Beachcombers Spas - OEM part number 3005815; Bull Frogs Spas - OEM part number PR. Top Load; Cal Spas - OEM part number 17-2380; Coast Spas - OEM part number 817-500; Custom Molded Products EZ Twist Skim - OEM part number 25391; Hydropool Canada - OEM part number Top Load Cartridge; Leisure Bay Rec Warehouse - OEM part number 817-5000; Maxx Spas Canada - OEM part number 17-2380; Morgan Spas - OEM part number 17-2380; Rainbow Plastics In Line / Top Load - OEM part number 17-2380; Viking Spas In Line / Top Load - OEM part number 17-2380; Vita Spa / DM Industries Le Cirque - OEM part number 212320; Waterway Plastics In Line / Top Load - OEM part number 817-5000. Additionally fits: Rainbow Dynamic 50, 03FIL1600, 100533, 6540-471, R173434, 3301-2145, 5001, Dynamic Series I RDC-50, RDC-50S, R173430, 17-3430, R172380, Series II III RTL-50, RCF-50, 17-175-1595, 73533, 212320, LE CIRQUE, 4900-41, Series IV DFM, Series IV DFML, 373045, 17-175-1596, APCC7150, 15002, FIL1110022, PRB 50IN, PRB50-IN-Z. Other common brand part numbers include: Unicel - C-4950, C4950; an upgrade from 25 sf to 50 sf for Unicel - C-4325, C4326; Filbur - FC-2390, FC2390; Pleatco - PRB50-IN, PRB68, along with numerous others. This is among the most widely used spa filter cartridges available