Filter housing that accepts both single open end o-ring and double open end filter elements

A fluid filtering apparatus for use with a filter element, the apparatus comprising:

• a containment enclosure defining an enclosed volume defined at least in part by a first sidewall, the first sidewall including a first access opening, the containment enclosure including a dirty fluid inlet and a clean fluid outlet;
• a filter housing assembly located within the containment enclosure, the filter housing assembly including:
• an housing body extending axially between a first end and an open second end, the housing body defining a filter element mounting cavity, the open second end cooperating with the first access opening such that the filter element mounting cavity is accessible from the exterior of the containment enclosure through the first access opening and the open second end;
• a filter head being at the first end of the housing body, the filter head including:
• a first port in fluid communication with the filter element mounting cavity,
• a second port in fluid communication with the filter element mounting cavity;
• and
• one of the first and second ports being in operable fluid communication with the dirty fluid inlet and the other one of the first and second ports being in operable fluid communication with the clean fluid outlet;
• a cover member removably attachable to the second end of the housing body, the cover member closing all or a portion of the first access opening when it is attached to the housing body.