... of cooling capacity, 5000~70000 m3/h airflow.function: air supply, cooling, heating, humidifying, air-purifying and others are integrated in ... and fan section, low noiseForward curve centrifugal fans for air treatment section and axial fans for condensation sectionFront, size ... the main components. Optional:Economizer with fresh, return air dampers with cowlwater heating coilMetal or plastic mesh on ...