Ck airtech india private limited. Comes with their own collection of manifold ducts - [circular/spiral]. It cooperate very important role in a fumes or dust extraction system. It must be designed to suit a pre existing industrial set up which requires careful analysis of shop-floor layout. They design these ducts to make sure effective removal with minimum confrontation for the air to travel. The material of construction would be of ms/gi/frp/ss to suit various applications