50x50x2cm Black Aquarium Biochemical Cotton Filter Foam Fish Tank Sponge Pads - Micropore

Features

• Excellent water permeability
• Can be used again after cleaning
• Can be cut any sizes as your needed
• Suitable for using in freshwater and marine water
• Cultivate the nitrifying bacteria for biological filtration
• Offers good biochemical and physical filtration effects

Specifications

Package Includes

• 1 x Filter Sponge

Package Includes

Micropore:
1. It can be used in dense, medium and big holes
2. It is suitable for fish tank and fish pond filtration
3. Mainly used for physical filtration and biochemical filtration

Mesopore:
1. It is suitable for fish tank an