The Weber® SPIRIT® E-310™ Black Grill provides enough cooking space for large meals. Its heat output of 32 000 BTU-per-hour allows it to quickly deliver high heat levels. The main cooking grate measures 424 square inches and the grill includes an additional warming rack that adds an additional 105 square inches of space. Both of these grates include a porcelain enamel coating that moderate heat levels throughout the cooking box. The Weber Spirit E-310 grill includes its own cabinet that supports the unit and four built-in casters increase mobility. The front casters lock so you can keep the unit from moving while you cook and a control panel on the front of the device includes Weber s own Electronic Crossover® ignition system for added convenience.