In the hot summer, almost all office buildings use central air-conditioning, but as you can imagine, the Shanghai central air-conditioning project tells you that our health is quiet when everyone is enjoying the coolness brought by central air-conditioning. Is the land under threat? , Jiangsu Provincial Center for Disease Control and Prevention released data from a sample survey of more than 30 central air-conditioning units in the province. The results found that the central air-conditioning ventilation system generally has serious pollution exceeding the standard!

According to the staff of the Jiangsu Provincial Center for Disease Control and Prevention, the main hazard of central air-conditioning lies in the pathogenic bacteria brought by it after being left uncleaned for a long time. Generally, there are dust, fiber, asbestos, pollen, dander and bacteria in the pipes of central air conditioning systems. After a period of operation, the pipes will become the collection and distribution center of internal debris. In the first half of this year, the Ministry of Health urgently organized random inspections on the sanitary quality of central air-conditioning in public places across the country. As a result, 47.1% of central air-conditioning and ventilation systems were seriously polluted, 

46.7% were moderately polluted, and only 6.2% were qualified. This shows that my country's central air-conditioning duct ventilation The severity of system pollution. Air-conditioning maintenance tells you that our province also organized an inspection of the sanitary quality of central air-conditioning not long ago, and the inspection situation is not optimistic. Experts urged that my country must also formulate sanitation management measures and enforce the "hygienic regulations for centralized air-conditioning and ventilation systems in public places" in order to protect public health.