Wohnzimmer: CO2 532 ppm

KW 34 2025 409 ppm ∅ 586 ppm 1326 ppm

0 ppm 200 ppm 400 ppm 600 ppm 800 ppm 1000 ppm 1200 ppm 1400 ppm 536 521 520 562 678 756 530
KW 33 2025 KW 35 2025