Spa Frog @ease SmartChlor Replacement Cartridge - 3 Pack marlow-in-line-hair-lint-pot Use with your choice of

Use with your choice of sanitizer

The top is solid with a grated opening around the outside

Avalon | Victory Pleatco Part # - Square Feet 65 Unicel Part # -

Manufacturer Part # 54012

Manufacturer Part # 210-6707

Spa Frog @ease SmartChlor Replacement Cartridge - 3 Pack marlow-in-line-hair-lint-pot Use with your choice ofFor 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