Duyar was is founded in Istanbul 50 years ago. Duyar is one of the leading valve manufacturing and marketing company in Turkey. The product range boasrs cast iron and ductile iron gate valves, butterfly valves, ball valves, metal bellows sealed globe valves, check valves, strainers, expansion joints.
Duyar also manufacture fire fighting products for fire system installations. In particular, the company manufacture domestically OS&Y and NRS gate valves, test and drain valves, butterfly valves with supervisory switch, wet alarm valves and sprinkler heads holding international certifications including UL and FM. Duyar are proud to export these products to 65 countries globally.