Efficient air supply outlet features efficient air supply outlet contains the static pressure box, the diffuser plate, the high-efficiency filter, and the interface of the air duct can be connected to the top or side. The box body is made of a high-quality cold-rolled steel plate, external surface electrostatic spraying process treated, and equipped with distributing flow board. Beautiful and generous, compact structure, easy to install and maintain. The intake method includes side intake and top intake, and the flanges have a square and circular structure. The air outlet side material is plastic spray treated aluminum, cold-rolled steel plate spray, or stainless steel. Sometimes the cleanroom can choose the integrated high-efficiency filter to supply the air outlet due to the height restriction or a compact design must be adopted.