Alford & Lynch Hot Tub Filter Unicel c4950 / C-4950 50′ Spa Cartridge Pleatco PRB50-IN Darlly 40506 for Arctic… Price: £39.95 (as of 23/10/2021 19:39 PST- Details)

Replacement 03FIL1600 for 50 sq ft Dynamic Pools and Spas and any systems that need 5 Inch (Outside diameter) by 13 5/16 Inch (Length) filters.
Antimicrobial end caps resist chlorine degradation and provide support to filter material for a longer life span
Durable and Washable Pleated fabric that maintains strength even when loaded with sediment, our high flow core is designed to support the filter while providing industry leading flow rates while causing less wear and tear on your pump.