The Unicel 6CH-940 hot tub filter has the 1-1/2 inch course SAE male threads on the bottom and is made with the premium REEMAY filtration fabric for longer service life. This filter size is used in a wide range of spa models. Therefore it is best to confirm it's is the same size with the same threads as the existing filter in your hot tub to ensure proper fitment and performance.
Filter details:
- Unicel P/N: 6CH-940
- Diameter: 6"
- Length: 8-1/4"
- Top: Handle
- Bottom: 1-1/2" SAE Thread (Coarse)
- Media: 40 sq.ft.
- Filter Media: 3oz Reemay
- Pleat count: 225
Also compatible replacement for:
- Waterway Plastics 817-0050
- Aber Hot Tubs 03FIL1400
- Custom Molded Plastics (CMP) 25252
- 378902
- Pleatco PWW50P3
- 378902
- Filbur FC-0359
- Master Deluxe M60401
- ProAqua PA-6940
- OC6-940
- PA-AP60401
How long should Unicel hot tub filters last?
While most hot tub filters need to be changed every six to twelve months, Unicel brand filters are made with REEMAY premium trilobal filtration media that delivers 45% more surface area over standard rounded filter fibres and can last up to two years or more, depending on your level of use and cleaning routine.;
