This 4-burner propane gas grill is designed for patio, garden and outdoor Bbq cooking. The listed cooking area is 425 sq in, with a 138 sq in warming rack. It has 4 burners at 10000 Btu each, plus a 12000 Btu side burner, for 52000 Btu total. The listed main material is carbon steel, with carbon steel enamel grates and two side shelves. Product dimensions are 49.88 x 21.26 x 44.69 in, net weight is 69.45 lb, and the color is black.