供应蜗壳式幽浮扇，质量可靠，价格优惠。 产品简介 GDF系列是结合国内外先进技术而设计的新型风机，进风口和出风口外形尺寸相同，风机直接与风管连接，见安装示意图，能够极大地节省管道设计及安装费用；新型设计的机壳以及依照空气动力学设计的叶轮，能够减少振动和噪音。适用于酒店、宾馆、高级会场、超市、贮藏室、洗手间等地方的送风、排风、回风、补风和过滤。 Performance introduction GDF series global duct fan is a new fan designed depending on advanced technology both domestic and abroad. The overall dimensions of air let and air outlet are the same. The fan connects with air duct directly, as installation instruction shows. Pipeline design and installation costs are greatly saved. According to aerodynamics can lessen vibration and reduce noise the new shell and the paddle-wheel designed. GDF series circular duct fan is suitable for the hotel, the guesthouse, the senior hall, supermarket, storage and the bathroom to supply, exhaust, exhaust, make-up and filter air. 单个圆形管道风机的重量均不超过10公斤，只需个人就能轻易地移动圆形管道风机，方便安装。 The weight of single global duct fan is not exceeding 10kg, which is possible for one person to move the global duct fan and convenient to install. （1）外壳：采用优质冷轧板或镀锌板，具有优良的耐大气腐蚀性能.进风口设计呈符合空气动力学的形状，便于气流进入叶轮。进风口和出风口外形尺寸相同，以便于安装。进风盖和出风盖采用螺钉连接，便于维修与清洁。 （1）Shell: the shell is made of cold-rolled sheet or galvanized sheet, which has good atmospheric corrosion resistance performance. The shape of air inlet is designed in conformity to aerodynamics. Air is easy to go into the impeller. Air inlet’s size is the same air outlet’s. It’s easy for installation. The inlet cover connects with outlet cover by bolt which is easy for repairing and cleaning.