https://www.leitz.com/en-gb/acco-sku/air-purifiers/air-purifier-buying-guide/puredirect-airflow-technology/
Leitz TruSens | PureDirect Airflow | Whole Room Air Purification
Leitz TruSens PureDirect airflow technology distributes cleaner air throughout your room for better breathing
whole roomleitztrusensairflowpurification