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Cartridges for Hot Tub Maintenance: FROG Serene Replacement Mineral Cartridges are designed for use in the FROG Serene Floating System; deliver superior water treatment for a clean and clear hot tub experience
Enhanced Sanitization with Fresh Minerals: Mineral Cartridges sanitize the water along with FROG Serene Bromine
Long-Lasting Cartridge Use: Each FROG Serene Mineral Cartridge lasts 4 months, so you can enjoy long lasting sanitization; once the cartridge is empty, you can recycle it
Support Cleaner Hot Tub Water: Our FROG Serene Mineral Replacement Cartridges create Fresh Mineral Water, making the hot tub easier on skin, swimsuits and your hot tub’s surfaces
Water Care Expertise: FROG has more than 25 years of experience making water care easier & keeping pool, hot tub and swim spa water sanitized; FROG’s patented Mineral Technology and prefilled cartridges create cleaner, clearer, softer water
Price effective as of Apr 21, 2025 23:11:47 UTC
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