Description
This replacement filter cartridge for Cal Spa hot tubs delivers 25 square feet of filtration area with precise dimensions: 4-15/16" outside diameter and 13-5/16" length. The filter features open-style construction with matching 2-1/8" holes at both top and bottom ends for secure installation.
Important: Please verify these exact measurements match your Cal Spa model before purchasing. Cal Spas use multiple filter sizes, so confirming compatibility is essential for proper fit and performance.
Alternative filter sizes are also available for Cal Spa models requiring different specifications, including 50 square foot options with varying dimensions.
Product Specifications:
| Diameter | 4-15/16" |
| Length | 13-5/16" |
| Top Style | Open |
| Top Physical Dimension | 2-1/8" |
| Bottom Style | Open |
| Bottom Physical Dimension | 2-1/8" |
| Application | Cal Spa Hot Tubs |
