Devi Enterprises is a dedicated engineering company for ventilation and insulation that partners with EMB Products to provide industrial fume extraction equipment using PLC-based control panels, jet impulse fans, CO sensors, and axial exhaust fans. They also utilize computational fluid dynamics to model smoke propagation during fires and provide hot insulation materials like glass wool, rock wool, and ceramic fiber as well as cold insulation like thermocole, nitrile rubber, and PUF slabs.