[Tianjin Jinzhong Ji HVAC purification equipment to recommend the star product - Fan] trends: from January to December 2012, the national fan output reached 21,623,500, an increase of 1.39%. 9-19 from the provinces of production fan parameters, from January to December 2012 Y5-47 boiler fans, Zhejiang Province fan output reached 11,521,200, an increase of 4.54%, accounting for 53.28 percent of national output. Followed by Guangdong, Shanghai, Jiangsu Province, accounting for 34.01 percent of total output, respectively, 4.82% and 2.80%. [Tianjin Jinzhong Ji HVAC purification equipment to recommend the star product - a square wall axial fan blower classification] There are three types of fans A, Axial roof fan: Model for the DWT-I type, suitable for low-pressure, high-volume usage scenarios. According to user needs can also be designed to deliver two-way reversible exhaust, which has both positive and negative characteristics of the fan equivalent conditions, DWT-Ⅴ type such as; B, centrifugal roof fan: Model for the DWT-Ⅱ type, DWT-Ⅲ type two kinds of patterns, suitable for smaller air volume and pressure requirements of the occasion; C, no motor turbine exhaust fan: Model for the DWT-Ⅳ type, is an indoor and outdoor air pressure driven by special curved blade with the axis of rotation thereby discharging the ideal energy-saving ventilation of indoor air. DWX wind chassis | Tianjin Jinzhong Ji Alibaba Gold Supplier | Shijiazhuang fans by Tianjin Jinzhong Ji HVAC purification equipment. Tianjin Jinzhong Ji HVAC purification equipment Limited (www.Jzjnt.com) (http://m.jzjnt.com) is a leader in Tianjin, fans, ventilation equipment, over the years, the company is implementing the scientific management, innovation development, the principle of honesty and trustworthiness, and satisfy customer needs. In the group leadership with the staff warmly welcome all inquiries negotiations to create a better future for the base. You can also access (http://m.jzjnt.com/supply_details_38742143.html), for more information about the company.