ZonAir3D air quality monitoring Chairman’s Office

ZonAir3D air quality monitoring Chairman’s Office AQI improved from 69 (Moderate) to 21 (Good) — a 70% reduction in under two hours. Particulate matter reduced by up to 87% across all six particle size categories within a single 110-minute session. TVOC dropped 63% from 0.38 to 0.14 mg/m3 — well within the 0.50 mg/m3 safe […]