This part uses the following article numbers: Buderus - 87186630920 The spare part is compatible with the following boilers: Buderus Logamax U172-30 iK Buderus Logamax U172-35 i H Buderus Logamax U172-35 iK H Buderus Logamax U172-35 iKW H Buderus Logamax U172-35 iW H Buderus Logamax U172-42 i H Buderus Logamax U172-42 iW H Bosch Condens 9000 i W 20 e 23 Bosch Condens 9000 i W 30 e 23 Bosch Condens 9000 i W 40 e 23 Bosch Condens 9000 i W 50 e 23
