HEPA 500 1st Pre-Filter

• Product Details

  Improve the life of the DefendAir's HEPA filter by fitting the 1st stage (10% efficiency) pre-filter to remove larger particulates. Change pre-filter on every job or when visibly loaded, whichever comes first.

• Features
  • Synthetic fiber filter media rated at 10% efficiency
  • Low pressure drop and superior efficiency
  • High dust-holding capacity
  • Extends life of HEPA filter element Sturdy cardboard frame