COVNA Valves For Water & Wastewater

Water resources are still a scarce resource in the world, so water treatment is needed globally. COVNA can help various water treatment systems provide valve solutions, our goal is to make your water treatment system developed better.

COVNA ball valves, butterfly valves, gate valves, globe valves, and check valves can meet the water industry standards and used in:

  • Sewage Treatment
  • Industrial Wastewater Treatment
  • Agricultural Sewage Treatment
  • Leachate Treatment

Offering a one-stop valve solution to fulfill your water valve needs.


Knife Gate Valve/Gate Valve

Manufacturing gate valve and knife gate valve in ANSI, JIS, DIN and GB standard for water. The material is tested to ensure the material is corrosion resistant and safe.

  • Size range up to 24 inches and larger
  • Pressure up to 64 bar and larger


Ball Valve

Manufacturing ball valve in all types like thread, flange, tri-clamp, weld and wafer connection. To meet your connection standard.

  • Stainless steel, UPVC, WCB material for your options
  • Size up to 8 inches and larger
  • Pressure up to 64 bar and larger


Butterfly Valve

COVNA butterfly valve is very suitable for water and wastewater and had offered solutions to fulfill the needs of the water industry.

  • Size range up to 24 inches and large
  • Pressure range up to 40 bar, 580psi, Class 150


COVNA Electric Actuator


COVNA Pneumatic Actuator

Electric Actuator & Pneumatic Actuator

Equipped with electric or pneumatic actuators to realize remote control, reduce the probability of personnel injury and reduce labor costs.

Electric Actuator

COVNA electric actuator has on/off and regulates function. Offering the quality realized service for your actuation solution.

Pneumatic Actuator

COVNA pneumatic actuator available in spring return type to keep your project safe and double-acting type to help you control faster.

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