---
product_id: 74124921
title: "FROG Serene (formerly Spa FROG) Mineral Cartridge 2-Pack w/ Üben Pool Thermometer"
brand: "frog"
price: "FREE"
currency: HUF
in_stock: false
reviews_count: 3
category: "Lawn Garden"
url: https://www.desertcart.hu/products/74124921-frog-serene-formerly-spa-frog-mineral-cartridge-2-pack-w
store_origin: HU
region: Hungary
---

# FROG Serene (formerly Spa FROG) Mineral Cartridge 2-Pack w/ Üben Pool Thermometer

**Brand:** frog
**Price:** FREE
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** FROG Serene (formerly Spa FROG) Mineral Cartridge 2-Pack w/ Üben Pool Thermometer by frog
- **How much does it cost?** FREE with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.hu](https://www.desertcart.hu/products/74124921-frog-serene-formerly-spa-frog-mineral-cartridge-2-pack-w)

## Best For

- frog enthusiasts

## Why This Product

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

## Description

FROG Serene Mineral Cartridge is used with the FROG Serene Bromine Cartridge in either the Floating or In-Line System for complete water care that kills bacteria 2 ways and maintains cleaner, clearer, softer water that&apos;s easier to take care of. Simply set wide open to #6 and snap into one of the holders. If the In-Line snap into the top holder with the bromine on the bottom. Minerals will last 4 months.

## Features

- For use with the FROG Serene Floating or In-Line System
- Use with the FROG Serene Bromine Cartridge for complete water care
- Replace the Mineral Cartridge every 4 months
- If draining/refilling prior to 4 months, replace the Mineral Cartridge at that time
- Water feels softer and is very easy to manage

## Images

![FROG Serene (formerly Spa FROG) Mineral Cartridge 2-Pack w/ Üben Pool Thermometer - Image 1](https://images-na.ssl-images-amazon.com/images/I/61zYtAlJvRL.jpg)
![FROG Serene (formerly Spa FROG) Mineral Cartridge 2-Pack w/ Üben Pool Thermometer - Image 2](https://images-na.ssl-images-amazon.com/images/I/51YUp4AtsrL.jpg)
![FROG Serene (formerly Spa FROG) Mineral Cartridge 2-Pack w/ Üben Pool Thermometer - Image 3](https://images-na.ssl-images-amazon.com/images/I/71l3Bw7jRwL.jpg)
![FROG Serene (formerly Spa FROG) Mineral Cartridge 2-Pack w/ Üben Pool Thermometer - Image 4](https://images-na.ssl-images-amazon.com/images/I/41J3nCM%2B-6L.jpg)
![FROG Serene (formerly Spa FROG) Mineral Cartridge 2-Pack w/ Üben Pool Thermometer - Image 5](https://images-na.ssl-images-amazon.com/images/I/81BX2u6emqL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 







  
  
    Same day , fair price
  

*by J***Y on Reviewed in the United States on December 26, 2018*

Arrived same day as advertised

### ⭐⭐⭐⭐⭐ 







  
  
    Spa cartridge
  

*by Z***Z on Reviewed in the United States on November 29, 2018*

This cartridge works great and makes owning a spa easy

### ⭐ 







  
  
    How do we get another one
  

*by P***E on Reviewed in the United States on July 21, 2019*

It came with a thermometer, but it was broken

---

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**Shop now:** [https://www.desertcart.hu/products/74124921-frog-serene-formerly-spa-frog-mineral-cartridge-2-pack-w](https://www.desertcart.hu/products/74124921-frog-serene-formerly-spa-frog-mineral-cartridge-2-pack-w)

---

*Product available on Desertcart Hungary*
*Store origin: HU*
*Last updated: 2026-03-23*