This part can be used on:
Royale
RY50SGW, RY50TGW & RY50TGW.
Calor Gas:
SC50LPGW, TC50LPGW, SC50LPGW, TC50LPGW & TC50LPGW
Montpellier:
MSE50W, MSG50W, MTE50FW, MSE49W, MTG50LW, MDG500LW, MDG500LK, MDG500LS, MDC500FW, MDC500FK, MDC500FS,MSE50S, MSE50K, MSC50W,MSE46W, MSG49W, MSG50K, MSG50S,MTG50LW, MDG500LW, MDG500LK & MDG500LS.