4 Hoover 303172001 Windtunnel T-Series Replacement HEPA Filter Cartridge By ZVac
.   This filter captures microscopic particles from exhausting back into the air.  The filter cartridge includes the plastic frame or tray already installed into the new one.  Simply pull the tray out of your old vacuum and throw away.  Replace entire tray with new filter already installed.Captures 99.97% of all airborne allergens as small as 0.3 microns. This filter fits the Following Hoover T-Series upright models;    UH30300    UH70100    UH70105    UH70106    UH70107    UH70110    UH70212    UH70115    UH70116    UH70120    UH70130    UH70200    UH70205As well as all other T-Series uprights beginning UH70###.   Genuine Hoover Filter Part Number 303172002.  Also replaces the older Hoover part number; 303172001.