Body material - Brass Maximum Operating Pressure 6 bar 0.1 bar to 0.6 bar Differential Pressure Range In systems with radiator thermostats the DU145 opens automatically as the thermostatic radiator valves or zone valves close down and the resistance of the system starts to exceed the pre-set pressure limit Unique and simple adjustment mechanism Clear indication of system differential pressure High capacity flow up to 50 litres per minute (3m3/hr) Reduces system noise and maintains even system pressure Ensures constant flow through boiler Lockable set pressure prevents
