Kitchenaid Gas Downdraft Cooktop Installation (Model KCGD506GSS) - YouTube
How to Install a Downdraft Range Vent - YouTube
GE JGP990SELSS 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): Stainless Steel
KitchenAid® 30" Stainless Steel Downdraft Slide In Dual Fuel Range | Spencer's TV & Appliance | Phoenix, AZ