Pentair 98960311 Black Bulkhead Union Set For Clean & Clear Plus Cartridge Filter; 1-1/2 Inch x 2 Inch
This bulkhead union set is used with most American Products pool filters made 1990 and later. This is a factory original Pentair / American Products replacement part.
- Pentair Clean & Clear Plus Filters, manufactured before 11/98
- Pentair Titan CM DE Filters, manufactured after 01/90