The new wind ventilators selection of reference to select a different installation and according to the structural characteristics of the building of new wind ventilators according to room usage, size, number of internal staff to determine the appropriate amount of wind fresh air ventilator selection of reference: 1, ventilation calculation methods: Q = n × v where: Q: ventilation m3 / hn: ventilation frequency 1 / hv: volume required ventilation room 2, room ventilation frequency of various types of reference: First, a residential building, housing, quarters bedroom and living room --- ACH n = 1 / h 2, kitchen --- n = 3 / h 3, toilet and wash room --- 1-3 / h Second, medical building 1, ward --- 1 / h 2, office --- 1.5 times / h 3, X-ray room --- 3-5 times / h 4, physical therapy room --- 50m3 / person × h 5, 5 treatment rooms --- / h 6, operating room --- 5-6 / h 7, Chinese and Western medicine room --- 2-3 times / h 8, steam sterilization chamber --- 4 times / h Floor fresh air ventilation machines: 1 , floor-mounted cabinet fresh air ventilation unit, to be placed in a single room or outdoor setting. 2, the control box pendant on a host, may also be moved to another place 3, fresh air and exhaust air volume each 8000-15000m 3 / h. 4, widely used in precision workshop, swimming pool, hospital, halls and other places. Room fresh air ventilator | ventilator | new wind generating units provided by wucheng Dingrui Air Conditioning Equipment Co., Ltd. Wucheng Dingrui Air Conditioning Equipment Co., Ltd. (www.wcdrkt.com) (www.wcdrkt.com) strong, credible, Shandong Texas fan, ventilation equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Dingrui into the brilliant air conditioning and you work for a better future!