The Honeywell V4734C1002-0000-1 1/4-inch Large Flow Body is a durable gas valve body designed to regulate and control gas flow in commercial and industrial HVAC heating systems. When paired with a compatible actuator, it opens and closes precisely to maintain safe, efficient fuel delivery for optimal burner performance. Commonly used with unit heaters, commercial furnaces, boilers, ro... https://www.partshnc.com/1-14-large-flow-body120vac-2