Ridgid 12303 Wet/Dry vacuum Filter Plate 12303 PLATE FILTER It is used for Electrical & Heating, Plating & Coverings This product manufacture by Mexico Fits filter models VF3000, VF3500, VF4000, VF5000 and VF6000 Use to secure a filter on most Wet / Dry Vacuums Lifetime warranty from Ridge Tool against defects in material and workmanship