---
product_id: 122623109
title: "boxtech Fish Tank Filters, Filter Media Aquarium Filtration Ceramic Bio Rings for Aquarium/Pond Filters (Black)"
brand: "boxtech"
price: "€ 16.35"
currency: EUR
in_stock: true
reviews_count: 2
url: https://www.desertcart.hr/products/122623109-boxtech-fish-tank-filters-filter-media-aquarium-filtration-ceramic-bio
store_origin: HR
region: Croatia
---

# boxtech Fish Tank Filters, Filter Media Aquarium Filtration Ceramic Bio Rings for Aquarium/Pond Filters (Black)

**Brand:** boxtech
**Price:** € 16.35
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** boxtech Fish Tank Filters, Filter Media Aquarium Filtration Ceramic Bio Rings for Aquarium/Pond Filters (Black) by boxtech
- **How much does it cost?** € 16.35 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/122623109-boxtech-fish-tank-filters-filter-media-aquarium-filtration-ceramic-bio)

## Best For

- boxtech enthusiasts

## Why This Product

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

## Description

Features: Great for fish tanks, to promote gas exchange and increase dissolved oxygen levels. Great for tropical fish farms, koi ponds, waste water systems, etc. For use with wet/dry filters (here is not included), to improve biological filtration. Aiding in the critical gas-exchange process that is needed for successful biological filtration. Directions The breathing biological Ceramic Column may be recharged (recharged by cleaning monthly). After cleaning be sure to re-colonize the Biological Ceramic Rings by soaking in nitrifying bacteria for immediate nitrification. For best results change the rings every 4-6 months. Place at the final stage of filtration direct into your pond. Use 0.5~1 kg for up to 150 gallons of pond water.

## Features

- Filter Media, These biofilter spheres have a large surface on which bacteria can settle. These bacteria can help to convert and remove toxic waste such as ammonia and nitrites in your tank.
- Filter Media, Made of high quality plastic, the internal biofilter cotton provides more surface area for beneficial bacterial growth.
- Filter Media, Ball size: 16 mm diameter. Packed in mesh filter bags for easy cleaning in the filter.
- Filter Media, For all types of freshwater or saltwater fish tanks.
- Filter Media, These bio-balls are easy to use and do not need to be replaced unless they are damaged or destroyed.
- ›See more product details

## Images

![boxtech Fish Tank Filters, Filter Media Aquarium Filtration Ceramic Bio Rings for Aquarium/Pond Filters (Black) - Image 1](https://images-na.ssl-images-amazon.com/images/I/716MVMId0WL.jpg)
![boxtech Fish Tank Filters, Filter Media Aquarium Filtration Ceramic Bio Rings for Aquarium/Pond Filters (Black) - Image 2](https://images-na.ssl-images-amazon.com/images/I/61ErtIkzwLL.jpg)
![boxtech Fish Tank Filters, Filter Media Aquarium Filtration Ceramic Bio Rings for Aquarium/Pond Filters (Black) - Image 3](https://images-na.ssl-images-amazon.com/images/I/61OfCDJYNLL.jpg)
![boxtech Fish Tank Filters, Filter Media Aquarium Filtration Ceramic Bio Rings for Aquarium/Pond Filters (Black) - Image 4](https://images-na.ssl-images-amazon.com/images/I/61Hm49lP%2BiL.jpg)
![boxtech Fish Tank Filters, Filter Media Aquarium Filtration Ceramic Bio Rings for Aquarium/Pond Filters (Black) - Image 5](https://images-na.ssl-images-amazon.com/images/I/61WDrPrZN-L.jpg)

## Customer Reviews

### ⭐⭐ 







  
  
    Didn’t work for me
  

*by A***M on Reviewed in the United Kingdom on 24 November 2019*

Didn’t work for me

### ⭐⭐⭐⭐⭐ 







  
  
    .,.
  

*by D***  on Reviewed in the United Kingdom on 11 November 2019*

Fish tank

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**Shop now:** [https://www.desertcart.hr/products/122623109-boxtech-fish-tank-filters-filter-media-aquarium-filtration-ceramic-bio](https://www.desertcart.hr/products/122623109-boxtech-fish-tank-filters-filter-media-aquarium-filtration-ceramic-bio)

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-05-21*