The WC90083 20-sq.ft. filter fits Strong Hot Tubs
Please measure your old filter to ensure that you are getting the correct replacement filter.
Top: Crescent Handle
Bottom: 1-1/2" Male SAE
This filter replaces the following: Baleen AK-90083, Unicel 4CH-925, Filbur Fc-0126, Pleatco PSANT20P3