:::
per chauffage: circuit chauffage per | | circuit chauffage per per chauffage: circuit chauffage per | |

:::
per+chauffage: circuit chauffage per | | circuit chauffage per per+chauffage: circuit chauffage per | |

:::
per+chauffage: circuit chauffage per | | circuit chauffage per per+chauffage: circuit chauffage per | |