COVNA is a 21 years experienced manufacturer of pneumatic operated ball valves. Available in various sizes, materials, torque range for your applications. We aim to help you to solve the valve solution.
In order to ensure that our products are perfectly suitable for various industries, COVNA has been continuously developing, designing, and producing high-quality valves since 2000.
We will be customer-oriented and provide you with suitable products and tailor-made solutions.