Viessmann 100-W WB1B 26kW 30kW 35kW System Boiler Temperature Sensor - 7819967

100-W WB1B 26kW Combi –GC No. 47-819-12. 100-W WB1B 26kW Heat Only –GC No. 41-819-24. 100-W WB1B 26kW System –GC No. 41-819-18. WB1B Series. 100-W WB1B 13kW Heat Only –GC No. 41-819-21. 100-W WB1B 16kW Heat Only –GC No. 41-819-22.

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