CarboAir 50 Air FilterGLOBAL AIR SUPPLIES CARBOAIR 50 AIR FILTER CarboAir 50 has been developed to filter VOCs (Volatile Organic Compounds) from smaller grow room environments. CarboAir 50 has a 50mm bed of virgin activated granular carbon. It is the best filter for normal use in smaller grow rooms. A 50mm bed of carbon is perfect for smaller grow rooms. It offers excellent filtration of air without compromising airflow. KEY VALUES: Max airflow 3100m3 h Handmade in Europe