Every fire sprinkler holds the power to stop disaster in seconds. 🚨💧 Fire sprinklers are triggered by heat, not smoke. Inside each head is a glass bulb filled with liquid that expands when the temperature rises. Once it bursts, the valve releases water directly onto the flames below. It’s a self-activating system with no electronics and almost no maintenance. It has prevented millions of fires from turning into disasters. What makes it brilliant is its precision: only the sprinklers closest to