Bosch 9 Gal. Corded Wet/Dry Dust Extractor Vacuum with HEPA Filter and Bonus SDS-Max and SDS-Plus Universal Dust Attachment VAC090AH+HDC200 - The Home Depot
1-1/2 HP Wall Mount Dust Collector with HEPA Filter at Grizzly.com
My Small Shop Dust Collection System (Wall-Mount) | Saws on Skates®
Dust Collection --- The Clean Air Myth | The Down To Earth Woodworker