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FROG Serene® Bromine Cartridge – 200g

Replacement Bromine Cartridge for the FROG Serene In-Line System

Set it and forget it. Dispenses a consistent amount of bromine for sparkling clean water. Paired with the FROG Serene® Mineral Cartridge, the system uses up to 50% less bromine* to create Fresh Mineral Water*∞ that’s softer and easier on skin, swimsuits and spa surfaces.

Starting at $19.95

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* Compared to the minimum ANSI recommended bromine level of 2.0 ppm for a hot tub
∞ Cleaner, Clearer and Softer water for pools, hot tubs and swim spas

Benefits

  • No harsh odor
  • Prefilled for No Mess, No Guess, No Stress™
  • Replace every 2-4 weeks, depending on use
  1. Open the cap of the in-line system located on the top rail of your hot tub.
  2. Push down and turn the cartridge holder counter-clockwise to unlock it, and pull the holder out of the opening.
  3. Pull the empty Bromine Cartridge from the holder.
  4. Set the dial on the new 200g Bromine Cartridge to the same number setting you used before.
  5. Push or snap the new 200g Bromine Cartridge into the In-Line holder bottom section marked “Bromine or SmartChlor”.
  6. Insert the holder back into the in-line system and replace the cap securely.
Front of the green 200 g FROG Serene Bromine Cartridge for in-line systems, on a white background.
Back of the green 200 g FROG Serene Bromine Cartridge showing the directions, on a white background.
Two women relaxing with eyes closed in a hot tub surrounded by tall trees.

Frequently Asked Questions

Hot tubs with 150 to 600 gallons are perfect for FROG Serene.

The green FROG Serene Bromine Cartridge with 200g is used in the FROG In-line System that is installed on many models of Marquis Spas, Artesian Spas, Caldera Spas and Hot Springs Spas.

If you are tired of smelly chlorine odors and having to spoon in chemicals every time you use your hot tub, FROG Serene is for you. FROG Serene is not just bromine, it also contains FROG Sanitizing Minerals® that destroy bacteria so you can use up to 50% less bromine*. Plus using the FROG Serene In-Line System means everything is tucked away, with easy access available when you need it.

Typically 2-4 weeks, but it can vary depending on hot tub size and usage.

Let’s Connect

We’re here for you, weekdays 8-5pm.

Have a question or need a suggestion? Contact us for direct assistance, or send an email and we’ll respond within 24 hours.

EMAIL
customerservice@
frogproducts.com

CALL
1-800-222-0169

LIVE CHAT
8-5pm CST

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