It is widely used in Hospitals, clinics, clean rooms, offices, apartment, restaurants, airports, pubs, etc. Perfect+ MicrobeShield formulated air purifying concentrate is made using a proprietary blend of anti-bacteria and anti-viral agents (Germany product patented) blend with botanical extracts. It is not only has the solution technology to eliminate indoor air pollutants, it also possesses the “intelligence” to detect odours. It also has long residual bacterial effects (about 3 years on the hard surfaces.) Green Apple antibacterial, refreshing and enhances creativity