Note: The biochemical cotton will be vacuum packed and compressed when it is packaged and shipped. If you find that the biochemical cotton is small, deformed or not thick enough after receiving the goods, put the biochemical cotton flat for 1-2 days, the biochemical cotton will be Restore to the original state, vacuum compression will not have any effect on the filtration performance of the biochemical cotton, please rest assured to use it after the biochemical cotton is restored to its original state.

Description
The Biochemical Filter has the best effect on decomposing the excrement and the forage leftover.
Its multi-porous feature will avoid blockages and provide the largest adhesion area for bacteria.
The material has great thickness, it is durable
Very suitable for using in freshwater and marine water.
Can be cut any sizes as your needed.
Lightweight & softness design.
Excellent water permeability.
Cultivate the nitrifying bacteria for biological filtration.
Dense shape makes it effective to avoid residue.
Can be used again after cleaning
100% brand new & unused
Color: black.
Advise: Replace the bio-sponge three month, to ensure the filtrating effect as well as the growth of the nitrifying bacteria.
Note: There may be an error of 0~2cm in manual cutting,Those who mind should buy with caution.
Package include:1x filter biochemical cotton








Specifications:
Material: High-quality Biochemical Cotton
Design and Style: Lightweight & Softness with Excellent Water Permeability
Usage and Purpose: Ideal for Biological Filtration in Freshwater and Marine Aquariums
Shape and Size: Can be Cut to Any Desired Size
Performance and Property: Cultivates Nitrifying Bacteria for Efficient Waste Removal
Parts and Accessories: Includes 1x Filter Biochemical Cotton
Features:
|How To Clean Pond Filter|
**Optimized Filtration for Aquatic Environments**
The aquarium accessories Practical Biochemical Decoration Cotton Sponge is a must-have for maintaining a pristine aquatic environment. Designed to be used as a sponge filter for 30 gallon tanks and larger, this versatile product is not only suitable for freshwater and marine aquariums but also for ponds and turtle tanks. Its multi-porous feature ensures that it avoids blockages, providing the largest adhesion area for bacteria to thrive. The dense shape of the sponge makes it highly effective in preventing residue buildup, ensuring that your aquatic life remains in a clean and healthy habitat.
**Easy Maintenance and Durability**
Understanding the importance of regular maintenance, this sponge filter is designed to be easily cleaned and reused. The biochemical cotton is vacuum packed and compressed for shipping, but upon receiving it, simply place it flat for 1-2 days to restore its original thickness and shape. Despite the vacuum compression, the filtration performance remains unaffected, allowing you to use it with confidence. The material's durability ensures that it can withstand the rigors of regular use, making it a reliable addition to your aquarium accessories collection.
**Enhanced Biological Filtration**
The key to a healthy aquatic ecosystem lies in the cultivation of nitrifying bacteria, which is where this biochemical filter excels. Its dense structure provides an ideal environment for the growth of these beneficial microorganisms, which are essential for biological filtration. By replacing the bio-sponge every three months, you can maintain the filtrating effect and ensure the growth of the nitrifying bacteria, contributing to a cleaner and more sustainable aquatic environment. Whether you're dealing with different types of pond algae or simply looking to maintain a pristine fish tank, this sponge filter is an indispensable tool for any aquatic enthusiast.