Fuel Water Separator Filter

A fuel water separator filter, comprising:

• an outer filter;
• and
• an inner filter at least partially disposed within and secured to the outer filter, the outer filter and the inner filter combined providing a plurality of water separating layers,
• wherein the inner filter includes an endplate configured to seal an end of the outer filter.

A fuel water separator filter, comprising:

• an outer filter;
• and
• an inner filter at least partially disposed within and secured to the outer filter,
• wherein:
• the inner filter further comprises a frame structure, a snap-lock structure, and a top cover;
• the outer filter and the inner filter combined provide a plurality of water separating layers;
• and
• the snap-lock structure is configured to engage the outer filter.

A fuel water separator system, comprising:

• a filter housing comprising:
• a standpipe structure, and
• an isolated water sump;
• and
• a fuel water separator filter disposed in the filter housing, the fuel water separator filter comprising:
• an outer filter, and
• an inner filter at least partially disposed within and secured to the outer filter, the outer filter and the inner filter combined providing a plurality of water separating layers,
• wherein the inner filter comprises:
• a first sealing region configured to produce a seal between the inner filter and the standpipe structure, and
• openings configured to allow water separated from a fuel flow through the fuel water separator filter to flow to the isolated water sump.

A fuel water separator filter, comprising:

• an outer filter;
• and
• an inner filter at least partially disposed within and secured to the outer filter, the outer filter and the inner filter combined providing a plurality of water separating layers,
• wherein the inner filter comprises means for securing the inner filter to the outer filter and means for producing a seal between the inner filter and a standpipe structure of a filter housing.