The Keating 2554 NAT gas pressure regulator is designed to regulate incoming gas flow to a stable outlet pressure, typically set at 3.5" WC and adjustable between 3" and 7" WC to suit equipment requirements. It works by reducing higher inlet pressure and maintaining a consistent output, ensuring proper combustion and balanced fuel delivery. This helps appliances operate reliably while... https://partsfe.ca/2554-keating-pressure-regulator