Pre-Filter for Can Filters ( Can 33 )

– Replacement Pre-Filters from CF Group extend the working life of your Can-Filter.
– Use as the first line of defense against dust and contaminants from clogging the pores of the activated carbon.
– Available for ALL Original Can-Filters.
– Unique Features:
• Easy to use and change
• Very low air resistance
• Extends the life of your air filter
• Available in ALL sizes (from 33 to 150)
– A Pre-Filter is used to block large dirt and dust particles from getting into the pore structure of the carbon. To prevent a decrease in airflow through the filter they should be replaced when dirty.