Wohnzimmer: CO2 775 ppm

KW 40 2026 405 ppm ∅ 749 ppm 1501 ppm

0 ppm 250 ppm 500 ppm 750 ppm 1000 ppm 1250 ppm 1500 ppm 1750 ppm 739 862 748 715 728 750 704
KW 39 2026 KW 41 2026