Durable, easy-to-clean porcelain-enamel cast iron grates., Primary cooking area (square inches): 424, Keep food warm or toast buns on the built-in warming rack., Warming rack area (square inches): 105, Total cooking area (square inches): 529, Simmer BBQ sauce or saut(eback) veggies on the side burner., 424 square inches of main grilling space., Sear station creates an intense heat zone for quick sear marks., This product requires assembly., Sear Station BTU: 7,500