100-W WB1B 13kW Heat Only 41-819-21

100-W WB1B 16kW Heat Only 41-819-22

100-W WB1B 19kW Heat Only 41-819-23

100-W WB1B 26kW Combi (Serial No. 7373061) 47-819-12 (7373061)

100-W WB1B 26kW Heat Only 41-819-24

100-W WB1B 26kW System (Serial No. 7373060) 41-819-18 (7373060)

100-W WB1B 30kW Combi (Serial No. 7373063) 47-819-13 (7373063)

100-W WB1B 30kW System (Serial No.7373062) 41-819-19 (7373062)

100-W WB1B 35kW Combi (Serial No. 7373065) 47-819-14 (7373065)

100-W WB1B 35kW Heat Only 41-819-25

100-W WB1B 35kW System (Serial No. 7373064) 41-819-20 (7373064)

100-WB1B 13kW Compact (Serial No. 7416307)

100-WB1B 16kW Compact (Serial No. 7416302)

100-WB1B 19kW Compact (Serial No. 7416303)

100-WB1B 26kW Compact (Serial No. 7416304)