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DVD Valves

From the first day on, Humanity depended on Water initially to survive, and then to develop. Being one of the four basic elements of life on earth, Water has accompanied Humanity since the beginning. All civilizations rise by water sources, leading Water to be the foundation of modern society DVD […]


OZKAN Makina was founded in 1983. Initial products were steam and process valves. Main production line was changed to butterfly valves in later years. Today, OZKAN carries on its production with particularly Butterfly Valves, Needle Valves, Check Valves, Dismantling Joints and Air Release Valves. OZKAN, who has assumed the quality […]

PROVAL Process Valves

PROVAL, a brand of Doruk Endustri Group, since its establishment in 2001 has been designing and manufacturing industrial valves and actuators in Turkey. Today, the company succesfully operates in 4250 sq. meters covered factory area, equipped with latest technology CNC machining centres and other conventional manufacturing equipments in Gebze, near […]