PSG13.5P4 filter / Saratoga

Dimensions
Diameter: 121 mm
Length: 152 mm
Top: handle
Bottom: 1.5" MPT thread (46-47 mm outside diameter)

Measure the length of the filter EXCLUDING the handle and the threaded pipe.

We sell the Pleatco version of this filter, which has a D-shaped handle. Filters from other manufacturers have slightly different handles, but they are all compatible with one another. If the length and diameter match, then this is the correct filter for your spa.

Spa manufacturers who use this filter
Saratoga Spas

Part numbers
Pleatco: PSG13.5P4
Unicel: 4CH-19
Filbur: FC-0122