1, in a clean area all doors are closed condition, the plane from the innermost room or turn to turn out low-level room from the highest level of air cleanliness of the room, there are holes detected in communication between two adjacent clean houses static pressure difference, the hospital operating room clean design, comprehensive performance measurement results should be specified. 2. Determination of the height from the ground 0.8m, measured parallel to the flow direction of the hollow sections, Qiqihar clean operating room, measuring tap in unbaffled no return air position. Testing equipment for the reading of the resolution can be reached 1Pa inclined tube micro manometer or other instrument with the same resolution. Chaotic flow clean operating room clean air action principle fed vertically from the ceiling outlet, the hospital operating room clean standard, quickly spread to the bottom and all around, mixing, clean operating room cost, while the same amount of air from the return air to drain away, so Indoor air pollution continues to be diluted until clean air reach equilibrium. IV grade clean operating room clean air cleanliness standard is to measure dust concentration, dust concentration, the higher the cleanliness of the lower, higher and vice versa. Clean operating room air refers to the air cleanliness of not less than one hundred thousand of the operating room. Depending on how much dust per cubic meter of air in the number of particles, clean operating room can be divided into 100, 1000, 10000, 100000 four. Among them, the higher the number, the lower the level of purification. Suihua clean operating room, clean operating room requirements, Shandong Ecota purification by decontamination Ltd. Shandong Yick Tak. Road Zhiyuan, temper forward. Shandong Yick Tak decontamination Ltd. (www.shandongyide.cn) aims to become and you win symbiosis, strategic partners to move forward, the more determined to become the most influential construction companies, and you leap together to success!