Understanding: What to Look for in a Range Hood Vent for Any Cooktop Choosing the right ventilation starts with understanding what a good range hood vent actually needs to do above your cooktop hood. At Proline Range Hoods, we've been designing and manufacturing kitchen ventilation since 2007, offering models from 600 up to 2000+ CFM in wall-mount, under-cabinet, island, and insert styles. Read more: https://prolinerangehoods.com/collections/range-hood