明和製作所 Company Profile

Meiwa Manufacturing Co., Ltd. is a company that provides advanced technology for the future based on the spirit of water.

Meiwa Manufacturing Co., Ltd. is a valve manufacturer located in Wakayama City, Wakayama Prefecture. We primarily design, manufacture, and sell automatic pressure control valves used in pipelines for water supply and drainage, agricultural water, industrial water, and more. Our main products include pressure reducing valves, water level control valves, strainers, flexible joints, constant flow valves, and emergency shut-off valves. For any inquiries regarding water supply valves, please consult Meiwa Manufacturing.