Unicel 4CH-21 19 Sq.Ft. Saratoga Filter, 4-5/8x8"L, Handle,1.5"MPT chlorine-and-bromine or warping

or warping

✅ Removes fine particulates and sediments down to 5 microns

Periodic inspection recommended to ensure valve remains clear and operational

⚙️ High Efficiency: Optimized for powerful water flow and reduced energy consumption

• Plug-and-play replacement — no reprogramming needed

Unicel 4CH-21 19 Sq.Ft. Saratoga Filter, 4-5/8x8"L, Handle,1.5"MPT chlorine-and-bromine or warpingUnicel 4CH 21 Spa Filter Cartridge Part # 4CH 21 19 sq. ft. Saratoga replacement filter 4 5 8 in. diameter x 8 in. length Handle and 1. 5 in. male pipe thread The Unicel 4CH 21 is a high quality replacement spa filter cartridge designed for Saratoga spas and other compatible hot tub systems that use this cartridge style. Built for reliable filtration, it helps capture dirt, debris, and fine particles to keep spa water cleaner and clearer while