Spa Frog In-Line Or Floating Mineral Replacement Cartridge Pool Type_Above Ground remove the cap on your

remove the cap on your hot tub and insert the adjustable cartridge

so up to three little children can ride it at the same time

By using Caribbean Spa Chlorine-Free Spa Shock you will restore cleanliness

Includes Infuser System & Mineral Pac

Spa Frog In-Line Or Floating Mineral Replacement Cartridge Pool Type_Above Ground remove the cap on yourFrog Serene Mineral Replacement Cartridges kill unwanted bacteria in two ways, Frog's proprietary mineral blend and a low level Bromine (Br) release sanitize your hot tub and spa water. This combination reduces the required concentration of Bromine by over 50%. This keeps bromine levels low in your spa without sacrificing any sanitizing power. Bromine dissolves much more slowly than chlorine making it easier to regulate and does not require frequent