Corona-Schutz: Stiftung Warentest bewertet viele CO2-Melder gut

Bei der Bekämpfung von Corona-Infektionen ist das häufige Lüften von Räumen wichtig - und dabei können CO2-Melder helfen. Die Stiftung Warentest hat 11 von 15 Geräten zur Messung der Luft in Räumen die Note "gut" gegeben.

von Agentur DPA

Lüften hilft, die Übertragung von Corona-Viren über die Raumluft zu verringern. Aber: Wie oft muss man an kalten Tagen eigentlich lüften?

Symbolbild: Christin Klose/dpa

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