[Tianjin Jinzhong Ji HVAC purification equipment to recommend the star product - no power fan None powered fan is to promote the use of nature's natural wind speed fan rotation of the turbine, and the use of indoor and outdoor air convection fan principle, any parallel direction boiler fan air flow, speed and converted to bottom vertical air flow fan technology, a device to improve indoor ventilation effect. The fan no electricity, no noise heaters, long-term operation. Based on air flow and air flow principles of natural law, is set at the top of the roof of rationalization can quickly exhaust gas indoor hot and dirty, improve the indoor environment. [Tianjin Jinzhong Ji HVAC purification equipment to recommend the star product -] future development will further improve aerodynamic efficiency ventilator fan, device efficiency and efficiency in order to reduce power consumption; with variable pitch axis flow fan instead of a large centrifugal fan; reduce fan noise; improve smoke, dust exhaust fan impeller and casing wear; achieve variable speed adjustment and automatic adjustment. Fan manufacturers _ Tianjin Jinzhong Ji ventilation engineering (certified) _ Hebei HVAC blower provided by the Tianjin Jinzhong Ji purification equipment. Tianjin Jinzhong Ji HVAC purification equipment Limited (www.Jzjnt.com) is a leader in Tianjin, 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. In the group leadership with the staff warmly welcome all inquiries negotiations to create a better future for the base.