Jenn-Air unveiled the world’s first duct-free downdraft ventilation system for cooktops. Since then, Jenn-Air’s commitment to sophisticated engineering and industry-leading design elements has resulted in the production of some of the best gas and electric cooktops that will fit into any home and kitchen. Varying in size from 48, 37, 36, 31 and 30 inches, Jenn-Air manufactures both range-top and glass-top cooktops that are easy to install into any countertop or kitchen island. Some Jenn-Air key features include Electronic Ignition and Flame-Sensing^™ Re-ignition for gas cooktops, electric griddle options, E-ven Heat^™ Grill Assembly, modular design options, Triple-Choice^™ Element for glass cooktops, glass-touch electronic controls and state-of-the-art downdraft ventilation that quickly whisks steam and cooking odors down and out of the kitchen.