Ridgid Part # WD4070 - Ridgid 4 Gallon 5.0 Peak Hp Portable Wet/Dry Shop Vacuum With Fine Dust Filter, Locking Hose And Accessories - Canister Vacuums - Home Depot Pro
VF3500 Replacement Filter for Ridgid 3-4.5 Gallon Wet Dry Vac, 3-Layer Filters for Ridgid WD3050 WD4050 WD4070 WD4522 Vacuum VF3500 Filter (2 Pack) : Amazon.ca: Home