Guangdong Jielang Thermal Energy's string-type air heat exchanger utilizes advanced mechanical tube expansion technology and a unique circular arc corrugated double-flanged aluminum fin structure, ensuring a tight bond between the copper tubes and aluminum fins, thereby enhancing heat transfer efficiency. Our product design excels in terms of heat transfer efficiency, air resistance, structural compactness, and lightweight, making it widely applicable in engineering projects such as air conditioning, cooling, dehumidification, and heating. It is an ideal choice for fresh air units and air handling units. Additionally, it can also be used independently, achieving cooling or heating functions through connected ducts.  ...