---
product_id: 98319146
title: "Tetra Whisper Bio-Bag Cartridge (Medium 6-Count)"
brand: "tetra"
price: "€ 53.06"
currency: EUR
in_stock: true
url: https://www.desertcart.be/products/98319146-tetra-whisper-bio-bag-cartridge-medium-6-count
store_origin: BE
region: Belgium
---

# Color-Coded Easy Assembly Eco-Friendly Tetra Whisper Bio-Bag Cartridge (Medium 6-Count)

**Brand:** tetra
**Price:** € 53.06
**Availability:** ✅ In Stock

## Summary

> 🌱 Whispering Sustainability, One Cartridge at a Time!

## Quick Answers

- **What is this?** Tetra Whisper Bio-Bag Cartridge (Medium 6-Count) by tetra
- **How much does it cost?** € 53.06 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/98319146-tetra-whisper-bio-bag-cartridge-medium-6-count)

## Best For

- tetra enthusiasts

## Why This Product

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

## Key Features

- • **Eco-Conscious Choice:** Made with sustainable materials for a greener planet.
- • **Effortless Replacement:** Swap out cartridges in seconds—no tools required!
- • **Color-Coded for Simplicity:** Never mix up sizes again with our intuitive packaging.
- • **Convenience at Your Fingertips:** Ready-to-use right out of the box!
- • **Perfectly Sized for Medium Needs:** Tailored for optimal performance in medium applications.

## Overview

The TetraWhisper Bio-Bag Cartridge (Medium 6-Count) offers a convenient, eco-friendly solution for your aquarium needs. Each cartridge is pre-assembled and color-coded for easy identification, ensuring a hassle-free replacement process. Designed for medium-sized applications, these cartridges are made from sustainable materials, making them a responsible choice for both your aquarium and the environment.

## Description

TetraWhisper Bio-Bag Cartridge (Medium 6-Count)

## Features

- Conveniently Assembled and Ready-to-Use
- Like the unassembled, the-Packages are color-coded, making it easier than ever to remember which size to purchase
- Easy to Assemble, Easy to Replace
- Conveniently Assembled and Ready-to-Use
- Like the unassembled, the-Packages are color-coded, making it easier than ever to remember which size to purchase

## Product Details

- **Brand:** Tetra
- **Target Species:** Fish
- **Material:** Carbon, Plastic
- **Tank Volume:** 1E+1 Gallons
- **Special Feature:** Lightweight
- **Item Weight:** 13 Ounces
- **Shape:** Rectangular
- **Specific Uses For Product:** For Tetra Whisper Power Filters
- **Style:** Medium
- **Included Components:** Tetra Whisper Bio-Bag Replacement Cartridges (6-Count)

## Images

![Tetra Whisper Bio-Bag Cartridge (Medium 6-Count) - Image 1](https://m.media-amazon.com/images/I/71MLDIW4PSL.jpg)

## Questions & Answers

**Q: What are the dimensions of this filter cartridge?**
A: 3 1/4" X 5 1/2"

**Q: Are they supposed to look black? I black dust is all over them. Normally the filter is white**
A: You are right.  White is the right color.

**Q: Confused.  Description reads "Conveniently Assembled and Ready to Use" but immediately following it reads "Easy to Assemble."  Which is it???  Thanks.**
A: All you do is remove from box open clear bag. The charcoal is inside paper filter. Put in filter inside tank.
Easy and convenient.

**Q: How often do you need to change the filters?**
A: I change the filter when I change out 25% of the water- every three weeks.

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**Shop now:** [https://www.desertcart.be/products/98319146-tetra-whisper-bio-bag-cartridge-medium-6-count](https://www.desertcart.be/products/98319146-tetra-whisper-bio-bag-cartridge-medium-6-count)

---

*Product available on Desertcart Belgium*
*Store origin: BE*
*Last updated: 2026-11-09*