Everything about fire alarm systems
smoke, induce a fire sprinkler. Most fire sprinkler heads arrive Outfitted with a glycerin-crammed glass bulb. Given that the glycerin heats up due to heat from the fire below, it expands, shatters the glass bulb, and triggers the sprinkler head. The fire sprinkler swap senses this flow of h2o and transmits a sign on the fire alarm user interface,