Our QAI-AT Series industrial fired air turnover units utilize a proven four pass design with radial blade induced draft can complete with a full voltage motor.

The stainless steel combustion chamber and secondary tubes are suspended in a unique floating design that eliminates stress on the chamber during the heating cycle for increased longevity.

Our complete range, from 150,000 to 6,000,000 btu/hr. output, allows easy selection for all your needs. Fans are AMCA rated, either forward curved or propeller.

This unit is designed to efficiently heat buildings using the principal of high volume, low velocity air circulation - providing a draft free distribution system without use of ductwork.