---
product_id: 496636335
title: "FROG Serene Floating System for Hot Tubs - Quick & Easy Prefilled Hot Tub Sanitizer - Hot Tub Maintenance System with Sanitizing Minerals & Bromine"
brand: "frog"
price: "£67.55"
currency: GBP
in_stock: true
reviews_count: 8
category: "Frog"
url: https://www.desertcart.co.uk/products/496636335-frog-serene-floating-system-for-hot-tubs-quick-and-easy
store_origin: GB
region: United Kingdom
---

# 4-month mineral cartridge life Up to 50% less bromine use Dual mineral + bromine sanitization FROG Serene Floating System for Hot Tubs - Quick & Easy Prefilled Hot Tub Sanitizer - Hot Tub Maintenance System with Sanitizing Minerals & Bromine

**Brand:** frog
**Price:** £67.55
**Availability:** ✅ In Stock

## Summary

> 💧 Dive into effortless luxury with FROG Serene—where clean meets calm.

## Quick Answers

- **What is this?** FROG Serene Floating System for Hot Tubs - Quick & Easy Prefilled Hot Tub Sanitizer - Hot Tub Maintenance System with Sanitizing Minerals & Bromine by frog
- **How much does it cost?** £67.55 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/496636335-frog-serene-floating-system-for-hot-tubs-quick-and-easy)

## Best For

- frog enthusiasts

## Why This Product

- Trusted frog brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Effortless Spa Care:** Prefilled cartridges and test strips make maintenance a breeze—no guesswork, just pure relaxation.
- • **Long-Lasting Sanitization:** Mineral cartridge lasts 4 months; bromine cartridge lasts 2-4 weeks—less frequent replacements, more soak time.
- • **Gentle on Skin & Swimsuits:** Uses up to 50% less bromine, reducing odors and irritation for a spa experience that feels as good as it looks.
- • **Trusted Water Care Expertise:** Backed by 25+ years of innovation, FROG’s system ensures your hot tub stays pristine with minimal effort.
- • **Silky Soft Fresh Mineral Water:** Patented mineral formula combined with low bromine delivers crystal-clear, skin-friendly water every soak.

## Overview

The FROG Serene Floating System is a quick, easy-to-use hot tub sanitizer featuring prefilled mineral and bromine cartridges. It combines patented mineral technology with low-level bromine to maintain clean, soft water while using up to 50% less bromine than traditional methods. With long-lasting cartridges and included test strips, it simplifies hot tub maintenance, reduces skin irritation and odors, and is trusted by over 25 years of water care expertise.

## Description

Pool Solutions Visit the Store Pool Solutions Visit the Store Hot Tub Visit the Store Hot Tub Pool Visit the Store Pool Swim Spa Visit the Store Swim Spa

Review: Recommend - Worked perfect and shipped quickly. Saved me a trip to town.
Review: Great - I can always stress the frog to provide a clean chlorine, free, smell free, hot tub that my entire family can enjoy gets the water clear. It’s easy to open as easy to follow the directions.

## Features

- Hot Tub Sanitizing System: FROG Serene Floating Sanitizing System includes a bromine cartridge, sanitizing minerals cartridge, FROG Test Strips and FROG Jump Start startup shock for effortless spa care
- Innovative Technology for Clean Water: FROG Serene combines our patented mineral formula with a low level of bromine to create clean, silky soft Fresh Mineral Water in your hot tub
- Long-Lasting Performance: FROG Serene mineral cartridge lasts four months and the bromine cartridge lasts 2 to 4 weeks; easily check when a Bromine Cartridge replacement is needed with the included FROG Test Strips
- Hot Tub Sanitization: With FROG Serene, you use up to 50%* less bromine, making the water easier on skin, swimsuits and your hot tub’s surfaces; slow dissolving bromine creates far less odors than traditional chlorine
- 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

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BG1CY186 |
| Best Sellers Rank | #9,745 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #8 in Swimming Pool Bromine |
| Brand | FROG |
| Brand Name | FROG |
| Customer Reviews | 4.7 out of 5 stars 238 Reviews |
| Item Form | Granular |
| Item Weight | 1.19 Pounds |
| Manufacturer | King Technology |
| Manufacturer Part Number | 01-14-3883 |
| Model Number | 01-14-3883 |
| Number of Items | 1 |
| Product Benefits | Kills Bacteria, Maintains Clean Sanitized Water, Protects Against Skin Irritation, Reduces Chlorine Odor Product Benefits Kills Bacteria, Maintains Clean Sanitized Water, Protects Against Skin Irritation, Reduces Chlorine Odor See more |
| UPC | 722906005469 |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** FROG
- **Item Form:** Granular
- **Item Weight:** 1.19 Pounds
- **UPC:** 722906005469

## Images

![FROG Serene Floating System for Hot Tubs - Quick & Easy Prefilled Hot Tub Sanitizer - Hot Tub Maintenance System with Sanitizing Minerals & Bromine - Image 1](https://m.media-amazon.com/images/I/41UuYSKLWkL.jpg)
![FROG Serene Floating System for Hot Tubs - Quick & Easy Prefilled Hot Tub Sanitizer - Hot Tub Maintenance System with Sanitizing Minerals & Bromine - Image 2](https://m.media-amazon.com/images/I/41MN8dTIKNL.jpg)
![FROG Serene Floating System for Hot Tubs - Quick & Easy Prefilled Hot Tub Sanitizer - Hot Tub Maintenance System with Sanitizing Minerals & Bromine - Image 3](https://m.media-amazon.com/images/I/41XivRQFR9L.jpg)
![FROG Serene Floating System for Hot Tubs - Quick & Easy Prefilled Hot Tub Sanitizer - Hot Tub Maintenance System with Sanitizing Minerals & Bromine - Image 4](https://m.media-amazon.com/images/I/41HszZYbsWL.jpg)
![FROG Serene Floating System for Hot Tubs - Quick & Easy Prefilled Hot Tub Sanitizer - Hot Tub Maintenance System with Sanitizing Minerals & Bromine - Image 5](https://m.media-amazon.com/images/I/41LD-hIud5L.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: How long do the mineral and bromine cartridges last?**
A: The blue mineral cartridge lasts 4 months or whenever you drain you drain your hot tub. The yellow bromine cartridge lasts 2 to 4 weeks depending on the size of your hot tub and how often it is used.

**Q: What are the benefits of using bromine instead of chlorine to sanitize my hot tub?**
A: Bromine can be an excellent alternative to chlorine for hot tubs – it is gentler on your skin, eyes and respiratory system which makes it a better option for users with sensitive skin or allergies. It also has a milder odor compared to chlorine.

**Q: How is FROG Serene different from traditional sanitizing methods?**
A: If you are tired of chlorine odors and measuring chemicals, FROG Serene is for you. FROG Serene is not just bromine – it uses minerals to create Fresh Mineral Water in your hot tub. Prefilled cartridges eliminate guessing and handling of chemicals.

**Q: What is Fresh Mineral Water?**
A: FROG’s Sanitizing Minerals and a low level of bromine make cleaner, clearer, softer water that's easier to take care of. It's sanitized water without the harshness of other products and with prefilled cartridges it's much easier too.

**Q: What's included in the box?**
A: 1 FROG Serene Floater, 1 FROG Serene Mineral Cartridge, 1 FROG Serene Bromine Cartridges, 1 FROG Jump Start Packet and 10 FROG Test Strips

## Customer Reviews

### ⭐⭐⭐⭐⭐ Recommend
*by D***R on March 27, 2026*

Worked perfect and shipped quickly. Saved me a trip to town.

### ⭐⭐⭐⭐⭐ Great
*by P***E on June 3, 2025*

I can always stress the frog to provide a clean chlorine, free, smell free, hot tub that my entire family can enjoy gets the water clear. It’s easy to open as easy to follow the directions.

### ⭐⭐⭐⭐⭐ Great system!
*by J***H on January 28, 2026*

We have used it for years with our hot tub. The jumpstart packet is great after cleaning and refilling. We then put the system in the next day. Heck of a lot cheaper buying it on here than through one of our local pool stores.

## Frequently Bought Together

- FROG Serene Floating System for Hot Tubs - Quick & Easy Prefilled Hot Tub Sanitizer - Hot Tub Maintenance System with Sanitizing Minerals & Bromine
- FROG Serene Replacement Mineral Cartridge with 4 Replacement Bromine Cartridges for use with Hot Tub FROG Serene Floating Sanitizing System - Prefilled for Quick & Easy Hot Tub Maintenance
- FROG Jump Start for Hot Tubs - Start-Up Chlorine Shock Removes Organic Contaminants & Establishes Chlorine Level - Hot Tub Set Up & Treatment - 1 Pack

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---

*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-06-04*