The main function of Activated Carbon Filter is to remove organic matters and odour.Just one gram of activated carbon has a surface area over 500 m2.Contaninants are also removed more effectively.Activated carbon is widely applied in many areas in modern society, such as air purification, gas purification, metal extraction, water purification, Medicine, Sewage treatment and respirators and many other applications.Besides, it is Modular in design, easy installation, maintenance and replacement.