Asteknik Valve is the butterfly valve producer since 1985. Butterfly valve is a valve that can be used for open/close and flow control applications. Elastomer seated valves can be used for several industries. With its unique flow characteristics, butterfly valve deviates from a ball valve and a gate valve. Butterfly valve, check valve, knife gate valve, dismantling joint and elastomer gaskets can be produced between the dimensions of DN 25-DN 3000 with different material alternatives.