Jacking air outlet, Wuhan double Grille, side inlet outlet outlet both in engineering application was widespread, the top outlet of the air intake requires a large installation space, which should be in the ceiling above leaving more space, the intake air flow in the plenum better diffusion, double Grille price, this outlet for new buildings or high-rise buildings. Side inlet outlet, the inlet airflow in the plenum to turn, diffusion performance is less than the top of the inlet outlet is good, but they need a smaller installation space, mezzanine ceiling height 800MM small can also be installed, so the suitable for low-level high building, double Grille features, especially ideal for retrofitting into the clean room, the air inlet flange but should be made removable, double Grille price, otherwise, not be able to mount the ceiling The mounting hole. Air conditioning or ventilation outlet, as the name suggests, is to let the air out of the wind direction is divided into multi-directional flow, generally used in large halls and other local outlet settings so that fresh air distribution. According diffusers of different types, (1) a square (rectangular) shaped diffuser, circular multi-cone diffuser, round male casual flow, air flow patterns which send attached flat type; ( 2) Self-temperature converter type diffuser (3) back (suction) dual diffuser. Double Grille Which is good, Wuhan Han Wei Li Yuen, Enshi double Grille by heating Equipment Co., Ltd. Wuhan Han Wei Li Yuen. Wuhan Han Wei Li Yuen-being of Equipment Co., Ltd. (www.whhwly.com) is a leader in Wuhan, fans, ventilation equipment, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customers needs. In Wuhan Han Wei Li Yuen leadership with the staff warmly welcome all inquiries negotiations to create Wuhan Han Wei Li Yuen better future.