Something I made is close ...
I needed dust collection fro my RAS, so I made a small box behind the fence with a dust port for a shop vac hose underneath, This combined with the blade shroud dust port makes it fairly dust free.
I eventually added a separate, smaller shop vac for the blade shroud:
The answer to your question will only be as detailed and specific as the question is detailed and specific. Good questions also include a sketch or a photo that illustrates your issue. (:< D)
Last edited by woodnthings; 02-23-2019 at 06:03 PM.