Name: Frog Serene Bromine Cartridge 6-Pack
Brand: King Technology
SKU: CA1119
Price: 88.5 USD
Availability: InStock

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Spa Frog Bromine Serene Cartridge refill is for use in either the Spa Frog Floating System, or for users of the Spa Frog Inline System which is factory-installed in some hot tubs. Use with companion Frog Mineral Cartridge.

Adjustable yellow bromine cartridges
For Frog Floating or Inline systems
(6) Pack

Product notes: Bromine cartridge lasts 2-4 weeks depending on use. Companion blue Spa Frog Mineral Cartridges available (below).

Love the way this works. It releases exactly the right amount of bromine and doesn’t have a super strong smell.

Love it!

We love this system. It has saved us $$ on chemicals.

Good product

I have been using the Spa Frog Bromine cartridge for 10 years. It has been a consistently good product and has kept my hot tub in chemical balance. I highly recommend the product. The price has risen dramatically, but name something that hasn't.

All is good.

The Frog System is Great

I have been using the floating Frog Mineral & Bromine Cartridges for years. They are easy to use and help build confidence in a clean and healthy hot tub. Spa Depot is a dependable web store for all my hot tub needs!

Frog Serene Bromine Cartridge 6-Pack

Frog Serene Bromine Cartridge 6-Pack

Customer Reviews