vrc 9642 angle thermostat Ausdehnungsgefäß The Defro Optima HG 19

The Defro Optima HG 19 kW wood gasification boiler is a manually fed central heating boiler designed for operation with split logs

uniSTOR plus VIH RW 300-500 BR

A pH between 6

The vacuum tubes consist of borosilicate silicon glass with a low iron oxide concentration

also known as the heat pipe

vrc 9642 angle thermostat Ausdehnungsgefäß The Defro Optima HG 19VAILLANT VRC 9642 contact thermostat with changeover contact and clamping band fastening VAILLANT VRC 9642 contact thermostat Setting range + 10 to + 90 C, contact load 230 V, switching difference (static) 5 K. VAILLANT VRC 9642 contact thermostat with changeover contact and clamping band fastening Adjustment range + 10 to + 90 Grd. C, contact load 230 V, switching difference (static) 5 K Suitable for sensoCOMFORT, sensoHOME, multiMATIC 700,