Viessmann 100 WB1C 26 30 35 kW Boiler Plate Heat Exchanger (20 Plates) 7828746

100 WB1C 26kW Combi (Serial No. 7499425) 47-819-20 (7499425). 100 WB1C 30kW Combi (Serial No. 7499427) 47-819-21 (7499427). 100 WB1C 35kW Combi (Serial No. 7499429) 47-819-22 (7499429). 100-W WB1C 30kW Combi (Serial No. 7441745).

eBay