PetroClear, a division of Champion Laboratories, Inc. is the leader in the design and development of filters for fuel dispensing. PetroClear has a strong network of distributors who provide customers with PetroClearâs high performance dispenser filters for use with fuels including all blends of Ethanol and Biodiesel. PetroClear filters provide superior quality and performance in the most demanding environments including particulate, phase separation, and water sensing. PetroClear is committed to producing superior products that work day-in and day-out. PetroClear filters are rigorously tested in the worldâs most extensive dispenser filter R&D facility making them the clear choice in dispensing filtration.