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The Pressure Control Screw is a small but critical adjustment component used in gas valves and pressure regulators within heating systems. It allows fine-tuning of gas pressure to ensure the burner operates within safe and efficient parameters. This screw is often needed during boiler maintenance or repair to correct pressure settings that affect flame quality and heat output. Durable and precisely threaded, it is a common spare part for technicians seeking to optimize burner performance. Keep your heating equipment running smoothly with this essential adjustment screw.