BLACK BIOCHEMICAL COTTON PORES 50×50×2CM

This black biochemical cotton filter pad measures 50×50×2cm and is designed for aquarium filtration. The porous material effectively traps debris and provides an ideal surface for beneficial bacteria growth, helping maintain clean and healthy aquarium water. Key features: • Large 50×50×2cm size • Porous biochemical cotton material • Excellent filtration capabilities • Supports beneficial bacteria growth • Durable and long-lasting • Easy to cut and customize The filter pad can be cut to size to fit various filter systems. The black color helps hide accumulated debris. The biochemical cotton material provides both mechanical and biological filtration by trapping particles and housing beneficial bacteria that break down harmful compounds in the water. Regular cleaning or replacement is recommended when water flow becomes restricted.