Shenyang Jin Sheng-dimensional Electrical Equipment Co., Daikin central air-conditioning when specifying dealership wind ventilators selection should first determine the room needed fresh air, should be considered based on the number of rooms and interior space personnel. According to China's 2003 implementation of the "indoor air quality standards", residential and office space in the indoor air fresh air should reach 30 cubic meters per hour. If calculated at a 3, fresh air needed to reach nearly 100 cubic meters per hour. Respectively "needed fresh air per person 'recommendation based on the data in the table and" Room fresh air ventilation times "to calculate the fresh air value, whichever is greater, as the fresh air ventilator equipment selection basis. For specific industries, such as hospitals (operating rooms, intensive care wards), laboratories, industrial plants, Haier household air-conditioning, the industry fresh air to determine the required regulations related specifications. Shenyang Jin Sheng-dimensional Electrical Equipment Co., Haier household air conditioner prices, Daikin central air-conditioning designated dealership Daikin air conditioning full name Daikin Industries, Ltd. Since 1924 venture, continue to grow and develop and become an active in air conditioning, refrigeration MNCs fluorine chemical, electronics, hydraulic machinery and other areas, particularly in terms of air conditioning and refrigeration, as many as 5,000 kinds of products, market share in Japan has always been to maintain the first, each of which would sell two air conditioning there is a Daikin air conditioning is the world's Part-conditioned, research and development as well as refrigerant compressors, production and sales of multinational corporations. Shenyang Jin Sheng-dimensional Electrical Equipment Co., Haier household air conditioner models _ Jin Sheng-dimensional mechanical and electrical equipment (certified) _ Haier household air-conditioning provided by the Shenyang Electrical Equipment Co., Ltd. Jin Sheng-dimensional. Shenyang Jin Sheng-dimensional Electrical Equipment Co. (www.syjswjd.com) (www.syjswjd.com) Liaoning Shenyang, a leader in home appliances products agents over the years, the company implement the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Jin Sheng Mechanical & Electrical Equipment dimension in leadership with the staff warmly welcome all inquiries negotiations to create Jin Sheng-dimensional mechanical and electrical equipment better future.