Zibo Blower Factory Co., Ltd. is the former Ministry of Coal Industry, the development company to mine the mountain equipment fan fixed factory FBD-2.2KW Bureau Ventilator, former State Department of Electrical fan production plant site. Under normal circumstances FBD-0.75KW Bureau Ventilator, when mined in three stages to select fan, should reach operational efficiency of each stage in more than 70%. If you can not find from the sample above the operating efficiency of the fan, I plant responsible for the design to meet the requirements of the fan. Board Ventilator maintenance | explosion-proof fans | Board Ventilator provided by Zibo Blower Factory Co., Ltd. Zibo Blower Factory Co., Ltd. (www.zibo-fengji.com) is an industry leader in Shandong Zibo, fans, ventilation equipment, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Zibo Blower leadership with the staff warmly welcome all inquiries negotiations to create a better future Zibo Blower.