Viking Professional 5 Series 36 6 Burner Natural Gas CooktopVGSU16. 6 Sealed Burners with brass flame ports/cast-iron caps. Automatic electric spark ignition/re-ignition. Chrome knobs with childproof, push-to-turn safety feature. Stainless Steel Control Panel. The Viking Professional 5 Series Gas Cooktop is perfect for serious home chefs who demand the best in cooking performance. The sealed burners provide even heat distribution and prevent flare-ups, making them ideal for searing, simmering, and sauteing. The Sure Spark Ignition System ensures that your burners will light every time, so you can start cooking immediately. The Varisimmer Setting gives you precise control over the heat on each burner, so you can cook delicate dishes with overcooking them. The chrome knobs add a touch of luxury and are easy to grip and turn. What you see is EXACTLY what you get, nothing more or less. We leave feedback as soon as we get feedback from you. If you have any problems with your item, please let us know ASAP so we can do our best to resolve any issues.