Details, Fiction and fire alarm systems
smoke, set off a fire sprinkler. Most fire sprinkler heads come Geared up by using a glycerin-crammed glass bulb. Given that the glycerin heats up a result of the heat from a fire beneath, it expands, shatters the glass bulb, and triggers the sprinkler head. The fire sprinkler switch senses this movement of water and transmits a signal to the fire