1.corrosion resistent 2. high efficiency in vetilating 3. energy saving and long life span 4. withstand severe rain and wind The roof ventilation fan applies the theory of convection between natural wind and air to accelerate and transform any parallel airflow into vertical so as to...

1.corrosion resistent 2. high efficiency in vetilating 3. energy saving and long life span 4. withstand severe rain and wind The roof ventilation fan applies the theory of convection between natural wind and air to accelerate and transform any parallel airflow into vertical so as to...

1.15 years' warranty 2.environmental and energy saving 3, water proof and corrosion resistant 4.high efficient ventilation The roof ventilation fan applies the theory of convection between natural wind and air to accelerate and transform any parallel airflow into vertical so as...

1.15 years' warranty 2.environmental and energy saving 3, water proof and corrosion resistant 4.high efficient ventilation The roof ventilation fan applies the theory of convection between natural wind and air to accelerate and transform any parallel airflow into vertical so as...

Roof ventilator--1.favored by industrial enterprises2.operated without electric 3.technological design 4.strong power of exhaust Advantages of roof ventilator driven by windStructure of high-qualityThe strict ball-shape structure and the permanently lubricant upper and lower ball...

1,use natrual wind instead of electric,save cost 2,purify indoor air 3,easy to install 4,continue working even in breeze The roof ventilation fan applies the theory of convection between natural wind and air to accelerate and transform any parallel airflow into vertical so as to...

rooftop fan,good structure, large air volume, used for factory etc, FRP material the base cast iron, light weight. 3 The roof fan is mainly composed of the paddle-wheel wind tube,nozzle button,motor and other fittings, The main technical parameters:No. 5Impeller diameter...

1.high effeciency of exhaust,light weight 2.low noise, corrision resistance 3.invironmetal protection   Aipu Environmental Protection Technology Co., Ltd is located in the Yangtze River Delt, the  the largest economic center in China-- Shanghai, which owes very convenient...

1.high effeciency of exhaust,light weight 2.low noise, corrision resistance 3.invironmetal protection   Aipu Environmental Protection Technology Co., Ltd is located in the Yangtze River Delt, the  the largest economic center in China-- Shanghai, which owes very convenient...

ventilation fan--1.strong power of exhaust2 .most favored by industrial factories,energy saving 3.environmental protection Specifications of Aipu 14'' roof ventilation fanModel NO.Aipu 14'' MaterialSS202/SS201 Blades20 Turbo Diameter460mm Throat Size360mm Total...