Elite Aseptic Spa Filter Cartridge Replacement For Unicel 4CH-21 Pleatco PTL18P4 48 frame and clear cloudy water

and clear cloudy water

delivering years of trouble-free service so you enjoy clear

56% Available Chlorine: High-strength sanitizer for quick disinfection and reliable results

and less downtime on warm days or chilly evenings

reestablishing steady flow and preventing leaks

Elite Aseptic Spa Filter Cartridge Replacement For Unicel 4CH-21 Pleatco PTL18P4 48 frame and clear cloudy waterElite Aseptic Spa Filter Cartridge Replacement HF4H21 01M Upgrade your spa filtration with the Elite Aseptic HF4H21 01M cartridge, a direct replacement for Unicel 4CH 21 and Pleatco PTL18P4. Compatible with Filbur FC 0121 and Pageant Spa Top Load models, this USA made cartridge features turquoise end caps and advanced aseptic media for reliable, sanitary filtration. It measures 8 inches long, 4. 625 inches in outer diameter, with a bottom 1. 5 inch