Atomic Spa Filter Replaces Filbur FC-2390M, Unicel C-4950, Pleatco PRB50-IN, 17-2380, Drop in Hot Tub Filter

Atomic antimicrobial USA Made Spa Filter Replaces Unicel C-4950, Pleatco PRB50-IN, Guardian 413-212-02, Filbur FC-2390M, 373045, 03FIL1600, 17-2380, 5X13 Drop in Hot Tub Filter.

Note: Atomic Antimicrobial filters have a Blue media

Compatible with * Pleatco PRB50-IN   * Unicel C-4950   * Filbur FC-2390 FC-2390M

Replacement filters for these models: Rainbow Dynamic 50, Dynamic Series IV - DFM-50 / DFML-50, Series IV - DFM-100 / DFML-100,  Series II & III RTL-50 / RCF-50,  Series I RDC-50 / RDC-50S, Waterway, Custom Molded Products 

Compatible Replacement for these OEM Part Numbers: 03FIL1600,17-2380, RTL50, 100533, 6540-471, 25391, 817-5000, R173434

Compatible replacement for Rainbow In-Line 50

• Diameter: 5"
• Length: 13 5/16"
• Top: Open Hole: 2 1/8"
• Bottom: Open Hole: 2 1/8"
• Filter Media: 3 oz/yard
• Filter Area: 48 sq. feet
• Core: Free-Flow Core