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Butterfly Valves

Manual isolation for heating and cooling applications

Frese Butterfly Valve serie is used in heating and cooling applications, for HVAC, Marine and Industry applications.

Frese Butterfly valve serie is used as manual isolation valve in connection with Frese OPTIMA Compact Pressure Independent Control Valves and Frese ALPHA or Frese SIGMA Dynamic Balancing Valves.

By applying On/Off electric or pneumatic actuators the fully opening and closing of the hydraulic system can be controlled.

The high quality materials and surface treatment outside the valve ensures long lifetime in harsh environments.