Grimwood Heating  has extended their HVAC accessories range to include Zone Valves for heating and cooling applications.


  • For constant control of cold and warm water or air as mixing or diverting valve
  • Together with an actuator the valves used as a control device
  • Valves are mounted in the pipe system according to the application (mixing or distribution valve) by means of standard screw connections with flat seals


  • 3-way mixing and distributing valve, nickel-plated brass model with thermostatic insert suitable for cooling ceilings and fan coils
  • Pipe connection with outside thread for compression unions, as well as welding and soldering connections
  • Suitable for thermostatic heads or actuating drives with threaded connection M30x1.5
  • AZA actuator series with valve adaptor ZVA 50 is suitable with VZH valves


  • PN 16, maximum operation pressure 16 bar
  • Up to +130°C, with mounted actuator +100°C
  • Max differential pressure 2.5 bar
  • 2 way, 3-way and 3-way with 4 port
  • DN10, DN15 and DN20 sizes
  • Kvs values from 0.4 up to 5.0
  • Stroke 3.7 mm
  • Threaded connection M30x1.5
  • Valves are normally open

With distributors in every state, Grimwood’s HVAC Accessories products are easily accessible for every industry requiring a quality solution to their application.