This part uses the following part numbers: Ariston - 65104314 Baxi - 721403800 Baxi - 710144100 Biasi - BI1351109 Bosch - 87186445620 Buderus - 87186445620 Chaffoteaux - 65104314 Sime - 6319625 The spare part is compatible with the following boilers: Ariston Clas Ariston Genus Ariston Matis Biasi Delta Biasi Rinnova Bosch WBN6000/2000 Chaffoteaux Alixia Sime Format Sime Murelle Buderus Logamax U072
