ZSTDY 15 series concealed glass ball sprinkler is applicable to be used in places of high-class decoration and high-demand appearance, such as high hotels, luxury restaurants, markets, entertainment centers. It can also be installed in the crowded and frequent freight-handling places, in order to prevent people from touching exposed sprinkler and causing danger. Product standards: GB5135.1-2003 Automatic sprinkler system-Part 1: Sprinkler.
