Keep your hot tub water clean, clear, and ready to enjoy with the ProAqua C-7335 Replacement Filter Cartridge. Designed specifically for select Spa Berry® and Dimension One® Spas, this premium 35 sq. ft. filter captures dirt, body oils, debris, and other contaminants before they can impact water quality or equipment performance.
Manufactured using high-quality filtration media, the C-7335 provides excellent water flow while effectively trapping fine particles. Its durable construction and OEM-compatible design help maintain proper circulation, reduce strain on spa components, and improve the overall spa experience.
Key Features
✔ 35 square feet of filtration area
✔ Premium pleated filtration media
✔ Improves water clarity and cleanliness
✔ Helps protect pumps, heaters, and circulation systems
✔ OEM-quality replacement performance
✔ Easy installation with twist-lock connection
✔ Durable construction for long service life
Specifications
| Specification |
Details |
| Filter Area |
35 Sq. Ft. |
| Diameter |
7-1/8" |
| Length |
5-7/8" |
| Top Style |
Closed with Y Standoffs |
| Bottom Style |
2" Open with Twist Lock |
| Filter Media |
Reemay® Premium Filtration Media |
| Filter Type |
Replacement Cartridge |
Always verify filter dimensions and end-cap style before ordering.
Compatible Spa Brands & Models
This filter is commonly used in:
- Spa Berry Hot Tubs
- Dimension One Spas®
- Select Dimension One Reflections Series
- Select Dimension One Bay Series
- Select Dimension One @Home Series
- Other spas utilizing the D1 E-Z Lock filter system
For Spa Berry models, this filter is commonly used on units with serial numbers up to approximately 299999.
Cross Reference Part Numbers
This filter is compatible with and replaces:
- Unicel C-7335
- Filbur FC-3058
- ProAqua 70354
- Darlly SC733
- Darlly SC735
- Spa Berry OEM Filter
- Dimension One Spa Berry Filter
Why Replace Your Hot Tub Filter?
Replacing your hot tub filter regularly helps:
- Maintain crystal-clear water
- Improve sanitizer efficiency
- Reduce strain on pumps and heaters
- Increase filtration performance
- Improve water circulation
- Extend the life of spa equipment
For best results, rinse your filter every 2 to 4 weeks and replace it approximately every 12 months depending on usage, bather load, and water conditions.
Pro Tip
Keep a spare filter cartridge on hand. Rotating filters between cleanings allows each cartridge to dry completely, helping improve filtration efficiency and extend filter life.
