Home / Forums / General melodica discussion / BlowFlow mouthpiece for Hohner Airboard fits Yamaha Pianica P37D? / Reply To: BlowFlow mouthpiece for Hohner Airboard fits Yamaha Pianica P37D? Reply To: BlowFlow mouthpiece for Hohner Airboard fits Yamaha Pianica P37D? January 20, 2021 at 4:45 pm #13174 Hamish LawsonParticipant Thank you for the additional information, André. That’s useful to know.