---
product_id: 2063017
title: "Tetra Whisper Internal Filter 20 To 40 Gallons, For Aquariums, In-Tank Filtration With Air Pump"
brand: "tetra"
price: "€ 48.86"
currency: EUR
in_stock: true
url: https://www.desertcart.ie/products/2063017-tetra-whisper-internal-filter-20-to-40-gallons-for-aquariums
store_origin: IE
region: Ireland
---

# Dual-sided mesh 170 GPH filtration Easy cartridge change Tetra Whisper Internal Filter 20 To 40 Gallons, For Aquariums, In-Tank Filtration With Air Pump

**Brand:** tetra
**Price:** € 48.86
**Availability:** ✅ In Stock

## Summary

> 💡 Elevate Your Aquarium Experience!

## Quick Answers

- **What is this?** Tetra Whisper Internal Filter 20 To 40 Gallons, For Aquariums, In-Tank Filtration With Air Pump by tetra
- **How much does it cost?** € 48.86 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/2063017-tetra-whisper-internal-filter-20-to-40-gallons-for-aquariums)

## 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

- • **Dual-Sided Mesh:** Effectively catches debris and fish waste for a cleaner tank.
- • **Space-Saving Design:** Mounts inside your aquarium, allowing for flush wall placement.
- • **Efficient Filtration:** Filters up to 170 gallons per hour, ensuring crystal-clear water.
- • **Whisper Quiet Operation:** Enjoy a serene aquatic environment without disruptive noise.
- • **User-Friendly Maintenance:** Large Bio-Bag cartridges make changing filters a breeze.

## Overview

The TetraWhisper Internal Filter is a versatile filtration system designed for aquariums ranging from 20 to 40 gallons. It combines an air pump and an internal filter, featuring a dual-sided mesh for effective debris capture and an impressive filtration rate of up to 170 gallons per hour. Its space-saving design allows for easy installation and maintenance, making it a perfect choice for both novice and experienced aquarium enthusiasts.

## Description

Tetra Whisper Internal Filter 20 To 40 Gallons, For Aquariums, In-Tank Filtration With Air Pump

## Features

- UNIVERSAL DESIGN: Tetra Whisper 40i Internal Filter is an all-in-one air pump and water filter system.
- INTERNAL FILTER: Mounts on the inside of your aquarium with clip (included).
- CATCHES DEBRIS: Dense, dual-sided mesh filters debris and fish waste.
- AERATES WATER: Air-driven design filters up to 170 GPH while oxygenating water.
- CONVENIENT DESIGN: Uses large easy to change Bio-Bag cartridges; filter mounts inside aquarium, making it possible to place tank flush against the wall.

## Images

![Tetra Whisper Internal Filter 20 To 40 Gallons, For Aquariums, In-Tank Filtration With Air Pump - Image 1](https://m.media-amazon.com/images/I/81W+Z3JdNIL.jpg)

## Available Options

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

## Frequently Bought Together

- Tetra Whisper Internal Filter 20 To 40 Gallons, For Aquariums, In-Tank Filtration With Air Pump
- Tetra Whisper Bio-Bag Filter Cartridges For Aquariums - Ready To Use BLUE, Large, 3 Count (Pack of 1)
- TetraFauna AquaSafe for Reptiles and Amphibians 3.38 Ounces, Aqua-Terrarium Water Conditioner, Makes Tap Water Safe

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**Shop now:** [https://www.desertcart.ie/products/2063017-tetra-whisper-internal-filter-20-to-40-gallons-for-aquariums](https://www.desertcart.ie/products/2063017-tetra-whisper-internal-filter-20-to-40-gallons-for-aquariums)

---

*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-01-26*