COVNA is a supplier of air actuated butterfly valves in China. We provide various air actuated butterfly valves in different materials, sizes, seals for your actuation solution. Available in spring return(single-acting) and double-acting type for your choice.
Since 2000, we helped more than 2,000 plants with process control solutions and helped them improve production efficiency, reduce costs, and optimize profit plans.
I believe that our rich experience could help you too. If you have any needs for an automated solution, we are happy to help with that.