This Burnham Commercial Gas Control is an 8-section Electronic Ignition (EI) device designed for natural gas systems. The unit is engineered to regulate the flow of gas in a heating system, ensuring optimal performance and safety. It features an Electronic Ignition system that eliminates the need for a standing pilot light, thereby increasing energy efficiency. The 8-section design refers to its capacity to control up to eight different zones or sections within a heating system, providing precise control and flexibility. This gas control is specifically calibrated for use with natural gas, denoted by "NAT" in the product title.