The Weber Genesis S-320 is one of the two stainless steel grills in the Weber Genesis Series. There are also color grills. The S-320 has 3 stainless steel burners, 42,000 BTU-per-hour input, a 12,000 BTU-per-hour input flush-mounted side burner, an Electronic Crossover® ignition system, 7mm diameter stainless steel rod cooking grates, and some other terrific features. This is a great grill to have in your backyard.