1-Layer Standard Pleated Paper Filter for 3 to 4.5 Gal. RIDGID Wet/Dry Shop VacuumsThe RIDGID 1 layer pleated paper filter is designed to capture everyday dirt and debris such as sawdust, dirt and typical debris found in a basement, garage or vehicle. The filter fits all RIDGID wet dry vacs 3 to 4. 5 Gal. It's patented QwikLock feature allows the filter to easily snap on and off the vacuum for cleaning. Washable and reusable Traps typical shop, garage, and jobsite debris Simple installation Includes 1 filter Fits RIDGID brand wet