This activated carbon filter media is sold by the metre and is perfect is perfect for use in various applications such as air conditioning ducted heat pumps. It is six millimetres thick, ensuring that it effectively filters out impurities from the air. The activated carbon filter media is an essential component of any ventilation system, as it effectively removes odours, harmful gases, and other pollutants from the air. Measuring one metre by one metre, this filter media is easy to install and maintain, making it a cost-effective solution for your ventilation needs. Enjoy fresh, clean air with this high-quality activated carbon filter media.