Shunt valve
The shunt valve (3-way) ensures that the radiator water that runs back to the boiler is always mixed to a temperature of 60–70°C in order to prevent corrosion of the boiler caused by condensation.
The shunt valve (3-way) ensures that the radiator water that runs back to the boiler is always mixed to a temperature of 60–70°C in order to prevent corrosion of the boiler caused by condensation.