200mm Dia Duct. WWC Fume Arm 200 is available in 3 different lengths with bracket. 2mtr, 3mtr, 4mtr Recommended Airflow = 1400 - 1800 m3/hr. Hood = 350mm Dia Standard & Hanging Models available. These fume arms are designed to capture airborne contaminates. The arms are ideal for welding fume/smoke, grinding or polishing dust, oil mist as well as many other airborne pollutants which can be a danger to your health. Each arm is constructed with light weight aluminium components giving them maximum strength and durability. A damper is fitted to the hood as standard to regulate air flow. (Fan is sold separately) **PLEASE CONTACT THE OFFICE WITH REQUIREMENTS FOR CURRENT PRICES** **Delivery is 7 to 10 working days after the order has been placed**