Everything about fire alarm systems
smoke, bring about a fire sprinkler. Most fire sprinkler heads come Outfitted which has a glycerin-loaded glass bulb. Given that the glycerin heats up due to the warmth from a fire down below, it expands, shatters the glass bulb, and triggers the sprinkler head. The fire sprinkler change senses this movement of h2o and transmits a signal on the fir