RIDGID General Debris Pleated Paper Wet/Dry Vac Replacement Cartridge Filter for Most 3 to 4.5 Gal RIDGID Shop Vacuums (1-Pack) VF3400 - The Home Depot
RIDGID Fine Dust Pleated Paper Wet/Dry Vac Replacement Cartridge Filter for Most 5 Gal and Larger RIDGID Shop Vacuums (4-Pack) VF5200A - The Home Depot
EZ SPARES Replacement for Ridgid VF3500,Wet Dry Shop Vac Filter Hepa,3-Layer Filter for Ridgid WD4050 WD4070 WD4522 Attachment,Fine Dust and Dirt,(Degerming Blue) : Amazon.ca: Tools & Home Improvement