The art of handling air. TROX has mastered it. Experience technology at the highest level. TROX GmbH is a company founded in 1951 and headquartered in Neukirchen-Vluyn in the western part of the German state of North Rhine-Westphalia. TROX is a technology leader in the manufacture, development and marketing of systems and components for room ventilation and air conditioning. In the field of air co...The art of handling air. TROX has mastered it. Experience technology at the highest level. TROX GmbH is a company founded in 1951 and headquartered in Neukirchen-Vluyn in the western part of the German state of North Rhine-Westphalia. TROX is a technology leader in the manufacture, development and marketing of systems and components for room ventilation and air conditioning. In the field of air conditioning and ventilation components, the company is considered the market leader in Europe.