Thermex is a global leader in heating, cooling, and air treatment solutions, offering innovative products for both residential and commercial applications. Headquartered in Italy, the company combines European quality standards with cutting-edge technology to meet diverse customer needs across more than 60 countries worldwide.is a global leader in heating, cooling, and air treatment solutions, offering innovative products for both residential and commercial applications. Headquartered in Italy, the company combines European quality standards with cutting-edge technology to meet diverse customer needs across more than 60 countries worldwide.