... epoxy bonded, blended fiber media 3, High efficiency oil removal filter (HF5)For coalescing fine water and oil aerosols; removes ... , closed cell foam sleeve 4, Ultra high efficiency oil removal filter (HF3)For coalescing ultra-fine oil aerosols; removes solid ... coated, closed cell foam sleeve 5, Oil vapor removal filter (HF1)For removal of oil and hydrocarbon vapors normally absorbable by activated ...