Prima Klima K1606 is an Industry Line activated carbon filter sized for 150 mm ducts. The canister body measures 230 mm in diameter and 800 mm in length (without flange). Rated for a maximum 1080 m³/h with an optimal operating airflow of 820 m³/h, it uses a refillable 4 cm deep bed of CTC75 virgin activated carbon and includes the K1706 pre-filter. A metal housing and extended flange support stable mounting and airtight duct connections. Typical deployment is on the exhaust side of a grow room or ventilation circuit to remove odours before discharge, though retailers note it can be mounted horizontally or vertically and at intake or outtake. Pair with a 150 mm fan matched to the recommended operating airflow.