Spa Frog Serene Floating Sanitizing System

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Key Benefits

-Lower your bromine use up to 50%

-Bromine slowly dissolves in hot water

-Less odors vs standard chlorine

-Soft feeling water

-Set it and forget it!

Spa Frog Complete Floating System

Upgrade Your Hot Tub Experience with FROG Serene® Floating Spa Sanitizer System

If you're looking for a convenient and easy way to sanitize your hot tub, look no further than the FROG Serene® system. Here's why it's worth considering:

  • It's an all-in-one floater that creates the signature Spa Frog Fresh Mineral Water, without requiring any extra equipment.
  • This system utilizes sanitizing minerals and a low level of bromine to eliminate bacteria in two ways, resulting in a unique spa water quality that will make you feel serene.
  • FROG Serene® eliminates the guesswork and time-consuming effort of hot tub maintenance, making it a hassle-free solution for clean water.
  • FROG Serene® works with all spas and includes one mineral cartridge and one bromine cartridge.

The SPA FROG Floating System is an easy-to-use product that can be applied to any spa. It comes with pre-filled mineral and bromine cartridges that snap into a reusable floating holder. This system creates a calming and relaxing environment, requiring up to 50%* less bromine than standard bromine spas. Try the SPA FROG Floating System now for a even more relaxing spa experience.


  • Replace bromine cartridge (yellow) every 2-4 weeks.
  • Replace mineral cartridge (blue) every 4 months.


Kit Includes

  • Floating Device
  • Bromine Cartridge
  • Mineral Cartridge
  • Maintain Shock
  • Frog Test Strips


  • Frog Maintain (jumpstart): Potassium monopersulfate 38.25% Constituents ineffective as adjuvants 61.75%
  • Mineral: Silver Chloride: 0.5%, Other Ingredients: 99.5%
  • Bromine: 1-Bromo-3-Chloro-5,5-Dimethylhydantoin: 96%, Other Ingredients: 4%

Click here to see Operating Instructions on Frog Serene


  • 5
    So Easy to use

    Posted by Michelle on Jun 2nd 2021

    The floating system by spa frog is by far the best system I have used in my hot tub. I have a small hot spring hot tub and I can literally set it and forget it. My kind of sanitizing system!