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. Up to 75% less chlorine.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.