Zep Heavy-Duty Foaming Oven & Grill Cleaner is a restaurant-grade, ready-to-use foam that dissolves grease on contact and penetrates baked-on carbon fast. The thick, clinging foam stays where you spray for longer contact time, making it easier to clean ovens, grills, grates, drip pans, and cookware with less effort. Safe for use on stainless steel, porcelain, and ceramic surfaces.