Pentair TSGAC-10 Filtro Acqua al Carbonio, 10 Pollici, Sotto Lavello Specialità Granulare...
It fits all 10" Standard Housing and can replace any 10: x 2.5" carbon filter. This has 2,000 Galloon capacity whic you can replace every 6 months or when you notice a drop in water pressure or water quality.