straight through type is one of the most popular used which with two folio doors,simplify design and elegant appearance and it can be used as a buffer room in different classification ,it also can fit with the electron inter-locking function. so it can avoid the cross-contamination when person exit and enter the air shower room. Air shower room function: 1. electronically interlockable 2. personnel &goods management functions 3.preventing dust from entering the clean room 4. Symbolic equipment for the clean room Products features:   1.Automatic control system: with micro computer control system, LED display, and with a photoelectric sensor, automatic blowing; 2. humanized operation: with the control panel design and voice prompts, which could giving users a clear and correct indication. 3. high cleanliness: a low resistance filter paper of HV, gale wind machine, wind speed over more than 25m / s, SUS 304 automatic rotary type nozzle, 360 degrees all-around blowing leaching; 4. modular structure: production, transportation, installation, particularly convenient, fast; 5. high stability: the overall steel doors, with double windows, stainless steel hinge, Sodom closer, stainless steel electric lock core etc components ,which will be still strong after high frequency . 6.humanized lighting: LED flat lighting, beautiful, durable, energy saving; 7. Company Logo:With dynamic ,simple,elegant of our company logo to demonstrate working situation,more further meaning is represent our company culture.