---
product_id: 254997824
title: "U2/U3/U4 Internal Filter Biomax 110g"
brand: "fluval"
price: "€ 31.48"
currency: EUR
in_stock: true
reviews_count: 5
category: "Fluval"
url: https://www.desertcart.at/products/254997824-u2-u3-u4-internal-filter-biomax-110g
store_origin: AT
region: Austria
---

# Works in freshwater & marine tanks Fits Fluval U2/U3/U4 filters perfectly Boosts beneficial bacteria growth U2/U3/U4 Internal Filter Biomax 110g

**Brand:** fluval
**Price:** € 31.48
**Availability:** ✅ In Stock

## Summary

> 🧬 Elevate your aquarium’s ecosystem with Fluval Biomax — where science meets serenity.

## Quick Answers

- **What is this?** U2/U3/U4 Internal Filter Biomax 110g by fluval
- **How much does it cost?** € 31.48 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/254997824-u2-u3-u4-internal-filter-biomax-110g)

## Best For

- fluval enthusiasts

## Why This Product

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

## Key Features

- • **BioBoost Power:** Maximize your aquarium’s natural filtration with premium Biomax media that nurtures beneficial bacteria for crystal-clear water.
- • **Compact & Efficient:** Space-saving design (6.9 x 3.8 x 26.9 cm) packs powerful biological filtration without cluttering your tank setup.
- • **Half-Replace Strategy:** Innovative replenishment lets you replace only half the media at a time, preserving bacterial colonies and maintaining balance.
- • **Dual Environment Ready:** Engineered to perform flawlessly in both freshwater and marine environments, giving you versatile filtration options.
- • **Seamless Compatibility:** Designed exclusively for Fluval U2, U3, and U4 filters—effortless installation means no downtime for your aquatic ecosystem.

## Overview

Fluval Biomax 110g is a specialized biological filter media designed for Fluval U2, U3, and U4 internal filters. It promotes the growth of beneficial bacteria essential for maintaining healthy, clear water in both freshwater and marine aquariums. The media allows partial replacement to preserve bacterial colonies, ensuring continuous, efficient filtration in a compact form factor.

## Description

Product Description Fluval Biomax biological aquarium filter media for Fluval U2/U3/U4 underwater filters for enhanced biological filtration, genuine Fluval media. Set Contains: Biomax

Review: biomax para el fluval u 3 canister interno - muy buen material para la bacteria benéfica , cabe bien en el compartimento del fluval u3 destinado para la bacteria benéfica, mis peces discos estan muy agredecidos con este canister interno lo recomiendo ampliamente
Review: Calidad - Material de calidad para el filtro del acuario que funciona a la perfección si quieres mantener el agua limpia y clara

## Features

- Promotes growth of beneficial bacteria
- Fits the Fluval U2, U3 and U4 Filters
- Replenish only half at one time
- Works in freshwater or marine environments

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B001XRR2IM |
| Best Sellers Rank | #43,390 in Pet Supplies ( See Top 100 in Pet Supplies ) #351 in Fish Medication & Health Supplies |
| Brand | Fluval |
| Brand Name | Fluval |
| Color | White |
| Colour | White |
| Customer Reviews | 4.7 out of 5 stars 3,592 Reviews |
| Global Trade Identification Number | 00015561104951 |
| Included Components | Fluval U Underwater BioMax Filter |
| Item Dimensions L x W x H | 6.9L x 3.8W x 26.9H centimeters |
| Item Type Name | Biomax 110g (for Fluval U2, U3, U4) |
| Item Weight | 59 g |
| Manufacturer | Hagen |
| Manufacturer Part Number | A495 |
| Material | Beschreibung ansehen |
| Material Type | Beschreibung ansehen |
| Model Number | A495 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Power Source | Battery Powered |
| Power source | Battery Powered |
| Product Style | Single |
| Product dimensions | 6.9L x 3.8W x 26.9H centimeters |
| Specific Uses For Product | Indoor |
| Style | Single |
| UPC | 015561104951 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** Fluval
- **Colour:** White
- **Material:** Beschreibung ansehen
- **Product dimensions:** 6.9L x 3.8W x 26.9H centimeters
- **Style:** Single

## Images

![U2/U3/U4 Internal Filter Biomax 110g - Image 1](https://m.media-amazon.com/images/I/818XJ-6cv9L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ biomax para el fluval u 3 canister interno
*by M***Z on 11 December 2018*

muy buen material para la bacteria benéfica , cabe bien en el compartimento del fluval u3 destinado para la bacteria benéfica, mis peces discos estan muy agredecidos con este canister interno lo recomiendo ampliamente

### ⭐⭐⭐⭐⭐ Calidad
*by R***Y on 7 September 2024*

Material de calidad para el filtro del acuario que funciona a la perfección si quieres mantener el agua limpia y clara

### ⭐⭐⭐⭐ Presque parfait
*by C***E on 18 November 2025*

Très efficace et robuste. 2 bémols: ouverture difficile pour le nettoyage et ventouses moins adhérentes au bout de peu de temps.

## Frequently Bought Together

- Fluval U Underwater Filter BioMax
- Fluval U4 Bio-Foam Pad, Replacement Underwater Aquarium Filter Media, A488
- Fluval U3 Underwater Filter Foam Pad

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---

*Product available on Desertcart Austria*
*Store origin: AT*
*Last updated: 2026-10-07*