The R&D team of Preair is the core strategic department of the company. Our R&D team has 50+ engineers to build quality assurance. Up to now, Preair has won 9 invention patents, 31 utility models, and 6 appearance patents. Refrigerant Dehumidifier, Dehumidifier In Ceiling , Dehumidifier Solutions , Large Capacity Dehumidifiers ,Greenhouse Dehumidification . Energy-saving robots (dehumidifiers) have been widely used in the manufacturing workshops of precision instruments, food and drug, libraries, archives, computer rooms, laboratories, banks, hospitals, tobacco warehouses, human defense projects, military warehouses, food industry, drug warehouses and other special places. The product will supply to all over the world, such as Europe, America, Australia,Turkey, Georgia,Bahrain, Czech republic.Preair ceiling mounted dehumidifier is a blend of beauty and function. The high efficiency dehumidifier can not only control moisture precisely, but also be installed conveniently. The space-saving dehumidifier is suitable for villas, basements, swimming pools, high-end clubs, hotels, factories, wine cellars, resorts and other occasions. There are some good features of Preair ceiling dehumidifiers. Concealed installation. Precise humidity control. Automatic control. Automated defrost.