---
product_id: 139755450
title: "TetraWhisper Filter Cartridges 3-Pack, Medium (Internal 2-10 gal / Power Filters 5-15 gal) by Whisper"
price: "€ 59.08"
currency: EUR
in_stock: true
url: https://www.desertcart.fi/products/139755450-tetrawhisper-filter-cartridges-3-pack-medium-internal-2-10-gal
store_origin: FI
region: Finland
---

# TetraWhisper Filter Cartridges 3-Pack, Medium (Internal 2-10 gal / Power Filters 5-15 gal) by Whisper

**Price:** € 59.08
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** TetraWhisper Filter Cartridges 3-Pack, Medium (Internal 2-10 gal / Power Filters 5-15 gal) by Whisper
- **How much does it cost?** € 59.08 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/139755450-tetrawhisper-filter-cartridges-3-pack-medium-internal-2-10-gal)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

TetraWhisper Filter Cartridges 3-Pack, Medium (Internal 2-10 gal / Power Filters 5-15 gal) by Whisper

## Images

![TetraWhisper Filter Cartridges 3-Pack, Medium (Internal 2-10 gal / Power Filters 5-15 gal) by Whisper - Image 1](https://m.media-amazon.com/images/I/61iIfwkaKtL.jpg)

## Questions & Answers

**Q: Will this fit my top fin 10?**
A: This did not fit my Top Fin 10. It is too big.

**Q: What are the dimensions of the medium and the large size tetra replacment filters?**
A: The filters depend on what size tank and which pump you have.  I believe the medium are about 3.5" x 5.7"

**Q: do they work in a 5 gallon tank**
A: Use w/ Internal filters (2-10 gallon) or Power filters (5-15 gallons)

**Q: How long does one cartridge last in a 10 gallon tank with one goldfish?**
A: I change the cartridge for a 5 gallon tank every 2-4 weeks, as needed.

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**Shop now:** [https://www.desertcart.fi/products/139755450-tetrawhisper-filter-cartridges-3-pack-medium-internal-2-10-gal](https://www.desertcart.fi/products/139755450-tetrawhisper-filter-cartridges-3-pack-medium-internal-2-10-gal)

---

*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-02-24*