Foam Wicking Design:This filter is designed for wet vacuum cleaners.The foam outer layer is designed to handle large volumes of suction water(NOTE:to prevent water-laden debris from entering the motor).The filter is reusable and requires only water to clean
Easy to Use:These shop vac filters are designed to be a high quality replacement for 5-20 gallon vacuums.It is easy to install and replace
Replacement Ttips:For optimal performance of your vacuum cleaner,it is recommended to change the filter at least twice a year