WIRELESS FIRE ALARM SYSTEMS - AN OVERVIEW

smoke, set off a fire sprinkler. Most fire sprinkler heads appear equipped which has a glycerin-stuffed glass bulb. As the glycerin heats up mainly because of the warmth from a fire under, it expands, shatters the glass bulb, and triggers the sprinkler head. The fire sprinkler change senses this move of water and transmits a signal to the fire alar