Gas cylinder regulators are essential safety and control devices that serve two critical functions: pressure reduction and flow control. They reduce the high pressure inside gas cylinders (which can be thousands of PSI) down to a safe, usable working pressure. Without this reduction, the extremely high pressure could damage equipment or create dangerous situations. Maintaining a steady, consistent flow of gas regardless of how full or empty the cylinder is, regulators are crucial for many applications that require precise gas delivery such as gas detection instruments, laboratory equipment and industrial processes.