Black Biochemical Cotton With Coarse 50×30×2cm

YEE Black Biochemical Cotton (Coarse) is a 50×30×2cm dual-purpose filtration media designed for mechanical and biological water purification in high-flow aquariums. Featuring a durable non-toxic polyurethane foam with coarse honeycomb structure, this open-cell media resists clogging while providing optimal aeration—ideal for tanks with larger fish or messy eaters.

Specifications:

• Category: Aquarium Filtration

• Brand: YEE

• For: High-flow aquariums with heavy waste loads

• Weight/Size: 50 × 30 × 2 cm

• Key Materials: Non-toxic polyurethane/polyester foam

Key Features:

• Dual-Purpose: Mechanical and biological filtration.

• Coarse Structure: Open-cell honeycomb for high flow.

• Clog-Resistant: Maintains efficiency with heavy waste.

• Optimal Aeration: Promotes beneficial bacteria growth.

• Durable Material: Long-lasting non-toxic foam.

• Easy to Use: Cut to size for various filters.

• High Performance: Ideal for messy eaters and large fish.

Instructions for Use: Cut to desired size. Rinse before use. Place in filter compartment. Clean regularly by squeezing in tank water. Replace when worn.