Ductile Iron ZSFZ 150 Fire Fighting Sprinkler System Flange Type Wet Alarm Check Valve

ZSFZ type wet alarm is a key component of wet automatic sprinkler system. The pipe network of the system is full of pressurized water and is in a standby working state for a long time. When a fire occurs somewhere in the protection area, the ambient temperature rises and the thermal sensitive element of the sprinkler is broken. , The sprinkler sprays water and automatically starts the system to spray the water directly to the fire area, and at the same time sends out an alarm signal. The system is suitable for buildings and structures with an ambient temperature of 4-70°C and can be extinguished with water. It is usually installed in high-rise buildings such as production sites, warehouses, hotels, shopping malls, hospitals, office buildings and garages that are at risk of fire.