GE Monogram 42" Natural Gas Stainless Steel Built-In Outdoor Grill - ZGG420NBPSS has 304 Stainless Steel Construction with professional styling. A double-wall design insulates the canopy to minimize heat loss and allow for cooler surfaces. It includes 25,000-BTU, stainless steel burners, a Ceramic-infrared rotisserie burner, and a ceramic infrared searing burner. Integrated illumination sets the stage for nighttime grilling with red LED lights above the knob controls, along with interior halogen lighting. It includes a Stainless steel, drop-in smoker box which infuses foods with flavorful aromas, such as mesquite or hickory, and a Removable cutting board. Resist rust and distribute heat evenly across the entire cooking surface with stainless steel grill grates and stainless steel, slide-out drip trays.