AERAMAX PROFESSIONAL IV - Air Purifier. The Aeramax Professional 4 air purifier is designed for large spaces such as conference rooms, classrooms, locker rooms, and cafeterias up to 65-110 m². It is also perfect for communal areas and places where many people frequently gather. With the ability to remove up to 99.97% of airborne pollutants, you can be confident that your facility is truly clean. The EnviroSmart™ technology measures air quality and automatically adjusts the fan speed for powerful performance. Certified effectiveness against Influenza H1N1. Suitable for small rooms of 65-110 m². Certified (EnergyStar, TÜV, GS, CE). TRUE HEPA filter performance of 99.97% confirmed according to IEST1.5 standard. Pre-filter, activated carbon filter, True HEPA filter, and PlasmaTrue™ bipolar ionization. 5-year warranty.