Wohnzimmer: CO2 775 ppm

KW 39 2026 373 ppm ∅ 692 ppm 1304 ppm

0 ppm 200 ppm 400 ppm 600 ppm 800 ppm 1000 ppm 1200 ppm 1400 ppm 551 529 579 750 850 810 777
KW 38 2026 KW 40 2026