This appliance is not convertible for use with other gases, unless a certified kit is used. B-VENT MPB-33/35/40/45 SERIES B-VENT GAS FIREPLACES P/N 850,033M REV. B 05/2006 MODELS Millivolt Models Electronic Models MPB3328CNM MPB3530CPM MPB3328CNE MPB4035CNE MPB3328CPM MPB4035CNM MPB3530CNE MPB4540CNE MPB3530CNM MPB4540CNM A French manual is available upon request. Order P/N 850,033CF Ce manuel d’installation est disponible en francais, simplement en faire la demande. Numero de la piece 850,033CF