Compatible with models: Ridgid 5 or above gallaon vacs,Husky 6-9 gallon vacs 6 Gallon Wet/Dry Vac Models WD06000 WD06200 WD06250 WD06350 WD06700 WD06701 8 Gallon Wet/Dry Vac Models WD08000 9 Gallon Wet/Dry Vac Models WD09350 WD09450 WD09500 WD09700 WD09701 11 Gallon Smart Cart Model WD70000 12 Gallon Detach Wet/Dry Vac Model WD12800 14 Gallon Wet/Dry Vac Model WD14500 14 Gallon Detach Wet/Dry Vac WD14800 16 Gallon Wet/Dry Vac Models WD16250 WD16300 WD16350 WD16360 16 Gallon Detach Wet/Dry Vac WD16500 WD16600 WD16650 WD16700 WD16800 16 Gallon Contractor Models WD17000 WD17300 WD17350 WD17351 16 Gallon Pro Vac Models WD18500 WD18510 16 Gallon Stainless Steel Models WD19500 WD19560 20 Gallon Wet/Dry Vac Model WD20620 Package Included: 1-PACK Vacuums 1-Layer Pleated Paper Vacuum Filter for Ridgid Shop VF4000