Profile: Purolator Facet, Inc. designs filtration products. Our product range includes hydraulic & lube oil filters, breathers, suction strainers, cleanable porous metal elements, liquid bag filter housings, cleanable filter baskets, aerospace filters, elements, indicators and switches. Our facet scavenge oil filters provide superior engine protection to operators of turbine powered helicopters and fixed wing aircraft. Poromet® elements are designed for high-temperature and high-corrosion applications.