These pollutants can cause numerous inconveniences and staff absences: coughing, nasal irritation, asthma, etc. American studies have proven that improving the quality of the air in offices increases the concentration of employees and consequently, their productivity. Purifying indoor air is therefore preserving the health and improving the well-being of your employees, collaborators or customers, and helping to provide an optimal working environment. Moreover, the COVID-19 pandemic has raised a strong interest in the installation of air purifiers in professional premises as a complementary measure to barrier measures.