Hoods that try to mimic actual commercial hoods while retaining a more modest size, practical aspect, and decent aesthetics are widely available from many sources that can be found on the Internet. For example, you can download the Wolf Design Guide and look at the pro island hoods to get an idea. There are others fabricating similar designs.

While this is a necessary exercise, the first step is characterizing the parameters of the hood, blower, and make-up air system. To do this, it is necessary to start with the size of the cooktop. If you have already done all the math and know your necessary hood size, then a tour of hood makers' wares is next. Please keep in mind that of performance, aesthetics, and affordability, generally only two out of three can be maximized. Most hoods are compromises within these factors.

Epicurious122 just curious what you finally purchased for a hood. Also would you share what you think of the cooktop? I'm choosing between Bluestar and Viking 36".