Amberger Unternehmer schlägt vor: Lüftung einfach selbst bauen

Eine selbst gebaute Lüftungsanlage für Klassenzimmer – das Prinzip ist umwerfend einfach und kostengünstig. Und ein Amberger Unternehmer würde mithelfen. Nur die Schule müsste dafür irgendwann einmal wieder öffnen.

von Andreas Ascherl

Schule auf, Schule zu, Schule wieder auf – und ist die Schule endlich mal wieder geöffnet, gilt das Prinzip Fenster auf, Fenster zu, Fenster wieder auf.

Bild: hah

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