closed-head sprinkler, fire sprinkler head

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closed-head sprinkler, fire sprinkler head is the part of a fire sprinkler system that discharges water when the effects of a fire have been detected, such as when a predetermined temperature has been reached. Automatic fire sprinklers utilizing frangible bulbs follow a standardized color coding convention indicating their operating temperature. Activation temperatures correspond to the type of hazard against which the sprinkler system protects. Residential occupancies are provided with a special type of fast response sprinkler with the unique goal of life safety. Product name: advanfire sprinkler head , sprinkler head , closed-head sprinkler Model: ZSTB**5 Installation : horizontal or vertical against to wall Connection thread : 1/2 inch Diameter : *5 mm Flow rate : *0 L/min Response temperature : *8 , *9 , *3 Celsius temperature are available