Poly-Fine® II, Filter Cartridges, Removal Rating 0.8 μm, Polypropylene, Length 20 Inches, silicone, SOE fin end external 226 O-rings, No Bubble Test

This 20-inch, 0.8-micron PolyFine-II filter features an SOE fin end (Code - M7) and external silicone elastomer 226 O-rings (Code - S). The O-rings retrofit other manufacturers' Code 7. The cartridge has an all polypropylene body with a hard outer cage.