On Shangyu Blower HTF (A) fire temperature exhaust fan

Product Features: Blower HTF (A) fire temperature exhaust fan features: temperature resistance, excellent performance, high efficiency, easy installation and reliable (produce single-speed, two-speed, frequency and stepless, rooftop exhaust fan fire and explosion-proof special fan) and obtain fire product license. Uses: High-rise buildings, oven, tunnels, underground garage and special industrial and mining enterprises and other fire temperature exhaust, exhaust.