Product Selection Software Fans & Accessories Air Distribution Products Air Handling Units Innovative Solutions for Parking Garage Ventilation Demand Control Ventilation. Jet fan systems from Systemair. Read more A+ Performance The Changeair Series of classroom air handlers are designed to meet the difficult ventilation needs of classroom environments that require exceptional ventilation and noise control with heating and cooling options. Explore the Changeair series > Follow us on our social channels Systemair USA 10048 Industrial Blvd, Lenexa KS, 66215 Tel: +1 913 752 6000 sales@systemair.net Systemair CAN 50 Kanalflakt Way, Bouctouche NB E4S 3M5 Tel: +1 800 565 3548 sales@systemair.net Systemair CAN 8 Rouse St., Tillsonburg, ON, N4G 5W8 Tel: +1 800 263 7081 sales@systemair.net About Systemair Goals & Strategies Privacy policy Brands & Products Systemair Frico Menerga Fantech