Frog @Ease Replacement SmartChlor Chlorine Cartridge - 3 Pack Hot Tub Supplies Unique design allows for skimmer

Unique design allows for skimmer installation

or place in skimmer

Sun Shield helps to protect chlorine in pool water from dissipation caused by sunlight

7 cm) Brush Design

Frog @Ease Replacement SmartChlor Chlorine Cartridge - 3 Pack Hot Tub Supplies Unique design allows for skimmerKing Technology's Spa Frog @ease Floating SmartChlor Cartridges helps to maintain a steady presence of chlorine in your spa, keeping your water sanitized and safe. For use only with the FROG @ease Floating Sanitizing System. The unique SmartChlor Technology slowly releases over 3 4 weeks. When the system flips over it is time to replace. Use SmartChlor cartridges with Spa Frog @ease Mineral Cartridges to lower Chlorine requirements, and strong