Spa Frog @ease Smartchlor Replacement Cartridge - 3 Pack

For use only with the @ease Floating Sanitizing System. The unique SmartChlor Technology slowly releases over 3-4 weeks. When the system flips over it is time to replace.The @ease SmartChlor Cartridge is a revolutionary way to maintain a low level of chlorine tailor made for use with the @ease Mineral Cartridge that reduces chlorine use. Together they make hot tub care a breeze with up to 75% less chlorine (compared to the ANSI minimum recommended chlorine level of 2.0 ppm for a residential hot tub) so the water feels softer and looks crystal clear with no smelly odors, no adding chlorine daily and no weekly shocking. Swimsuit colors stay bright and hot tub surfaces maintain their brilliance longer.Up to 75% less chlorine (compared to the minimum ANSI recommended chlorine level of 2.0 ppm for a hot tub) with no frustrating "yo-yo" chlorine levels.Only shock once a month.Self regulates for continuous crystal clear water.Easy on hot tub surfaces with less odors.Cartridge lasts 3-4 weeks.