Dimension One Spas hot tub filters
The Unicel 2026 Replacement Guide lists 1 of the cartridges on this site for Dimension One Spas. Many tubs use only one of these, so measure your old filter or check the number printed on its end cap.
| Cartridge (Pleatco / Unicel / Filbur) | Diameter × length | Sq ft | Models | Dimension One Spas OEM # | Source |
|---|---|---|---|---|---|
| PDO75-2000 / C-7367 / FC-3059 | 7-1/4" x 10-5/8" | 75 | not specified | 1561-00 | Unicel p.34 |
If your Dimension One Spas filter isn't here, it may not be in our checked list yet. We only publish matches we can confirm in a manufacturer catalog.