Product Features:
1.Made by high density material to get great suction
2.The middle aluminum foil layer can extend its life
3.Clean to use longer

Why we need to replace the filter ?
1.For long time use, the filter was covered by other thing.
2.The 90304 replacement filter can't absorb unwanted thing for it has no place for it.
3.The filter has less suction to suck the other unwanted thing, such as hair and so on.
Get a new filter replacement for your vacuum, the vacuum will give you a clean floor in home, office and other places.

Three Steps to Install ( Please don't throw your lid, the lid is not included in this package !)
1.Take down the older one, put on the new replacement.
2.Completely cover the center column.
3.Don't forget your lid to fix the replacement if your vacuum matching with the lid.

*Fits for Shop Vac most 5 Gallon+ Wet/Dry Vacuum:
Type U 9030400, Type X 9035000, Type W 9034000 Filters

*Compatible with Shop Vac Models:

Compatible With Shop-Vac Type U 9030400, Type X 9035000, Type W 9034000 Cartridge Filters, models BLB450, SSP16-500A, SSP16-600C, SS12-350A, SS14-450, SS16-SQ550, SS16-SQ650, 86MTSQ550;

Compatible With Shop-Vac 90340 SL16-575A SS11-450 SS12-300A SS14-350A SS14-550A SS14-600C 16RT500A 16RTP550A 4045AH 85L450 85L575 SS16-450 SS16-550A SS16-650C 86EM350 86L500A 86M350 86MT600C 86ST450 87L500A 87L650C 87M350 87P500A 87P650C 92L550A 92L650C 92P650C BLB550 BLB560C CH87-650C LB650C MSC85EM300 MSC85L450 MSC85L500 MSC85L600C MSC85M250B MSCQPL55 MSCSS12-250 Cartridge Filter for Wet or Dry Pickup.

for shop vac filter 90304
for shop vac 9030400 filters
for shop vac 90304 cartridge filter

Package includes: 1x HEPA Filter