Baffle filters are typically used in range hoods to capture grease, smoke and odors produced when cooking. Filterless chimneys, on the other hand, do not have a filter and instead rely on draft to remove smoke and odors from the kitchen. Although filterless chimneys may be more effective at removing smoke and odors, they can also be more expensive to install. To know more about this topic read our article on filterless vs baffle filter chimney.