GE JGP990BELBB 30 Inch Downdraft Gas Modular Cooktop with Three-Speed Downdraft Ventilation, Gas Burner Module, 2 Sealed Burners, Continuous Grates and Three Different Available Modules (Sold Separately): Black
GE Professional 30-in 5 Elements Smooth Surface Electric Cooktop with Downdraft Exhaust at Lowes.com
KitchenAid 30 in. Electric Downdraft Cooktop in Black with 4 Elements KCED600GBL - The Home Depot