We are Henan Hengtong Blower Factory based in Xinxiang, China. We are member of TradeKey.com since January, 2014. Our business is related to Tools industry and we specifically deal in flow gas fan for boiler. Please find our product details below:industrial centrifugal blowers and fans Hengtong blower 4-72 Series blower is one of the most popular good performance and use centrifugal fan in China. It is mainly used for ventilating in factory or big building.it could only convey air or non h...Thank you for taking time to go through our business profile. If there are any questions, inquiries or comments, please feel free to contact us.