The company's main products: 1. all kinds of fans: duct fans, fire exhaust fan, ramps flow fan, Francis fan, air-conditioning fan, induced fan, ramps flow fan, axial fan Fire fan foot dual electric fans, exhaust fan and so on. 2. The fan coil units, air handling units, VAV units, the new wind ventilators, wind chassis, coolers, air curtain, air curtain. 3. fire dampers, exhaust valves, regulating valves, flapper valves, check valves, residual pressure valves, butterfly valves, outlet, exhaust port, manually closed valves and other valve series. 4. Silencer plenum chamber, muffler, silencer elbow, microplate muffler, impedance composite muffler. 5. The air, return air, rain louvers, casual flow, water tray, return air box series and other air-conditioning parts. 6. aluminum foil flexible duct, FRP duct, inorganic composite duct, metal duct, stainless steel duct 7 early, middle and high efficiency filters Asia, high efficiency filter, oil filter network, filter cleaner, ventilation plug, overpressure valve exhaust damper FH-WFSDC function 1 for ventilation systems Bengbu NC leafy outlet, 70 ° C the valve automatically closes. 2, for the exhaust system, 280 ° C the valve automatically closes. 3, manual reset, close the outlet, have a self-locking device. 4, the opening angle (0-90 ° C) can be adjusted. 5, the fusible rod action after a fire alarm signal output. 6, manual shutdown, open hook, the electrical signal output is off. Features 1, with automatic locking device, a valve spring when the high temperature failure, the valve will not open under the effect of heat pressure. 2, electrical equipment installed in the executive body. The company's main products: 1. all kinds of fans: duct fans, fire exhaust fan, ramps flow fan, Francis fan, air-conditioning fan, induced fan, ramps flow fan, axial fan Fire fan foot dual electric fans, exhaust fan and so on. 2. The fan coil units, air handling units, VAV units, the new wind ventilators, wind chassis, coolers, air curtain, air curtain. 3. fire dampers, exhaust valves, regulating valves, flapper valves, check valves, residual pressure valves, butterfly valves, outlet, exhaust port, manually closed valves and other valve series. 4. Silencer plenum chamber, muffler, silencer elbow, microplate muffler, impedance composite muffler. 5. The air, return air, rain louvers, casual flow, water tray, return air box series and other air-conditioning parts. 6. aluminum foil flexible duct, FRP duct, inorganic composite duct, metal duct, stainless steel duct 7 early, middle and high efficiency filters Asia, high efficiency filter, oil filter network, filter cleaner, ventilation plug, overpressure valve exhaust outlet Hefei multi-page | Huainan wholesale outlet | Ningguo outlet provided by the Shandong Air Conditioning Equipment Co. GREAT fan. Shandong GREAT Fan Air Conditioning Equipment Co. (www.greatfengji.com) is an industry leader in Shandong Dezhou, fans, ventilation equipment, over the years, the company implement the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customers needs. GREAT leadership in the staff warmly welcome all inquiries negotiations to create a better future GREAT.