DESC: The Whirlpool GZ7930XHS 30-Inch Whirlpool Gold Pop-Up Downdraft Vent System. Keep the fresh air flowing during the peak cooking periods in your kitchen! Whirlpool ventilation hoods feature variable-speed fan control for maximum relief. Hoods are designed to fit perfectly with today's kitchen layouts and designs and are available in a variety of colors, depending on the model.