Industrial Centrifugal Fan
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(Gas Heating) Make-up Air Unit
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Tel:+86 21-3918 5688 EXT-6896
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Smoke Removal

The smoke removal fan must be tested OK according to the China National Standard GA211-2009: Fire Fighting Smoke Removal Fan High Temperature Testing Method, by qualified fire safety testing organizations. The high temperature resistance performance requires the fan to run continuously for over 30 minutes, while the main duct air temperature is 280℃. A test report must be issued by above mentioned authorities.