Need a way to keep cooking odors from spreading throughout the house? HGTV experts Pat Simpson and Jodi Marks give step-by-step instructions for installing a vented range hood. They start by removing cabinets, then patching the ceiling and cutting a new hole for the vent plate. They attach furring strips and plywood to the remaining cabinet for a good fit against the new vent, then they attach the stainless steel backsplash and range hood.