Darlly 70804 Pool Filter Cartridge
Replaces Unicel C-7470 · Pleatco PCC80 (now ULTRA-A5) · Filbur FC-1976
- Diameter × length
- 7" × 20"
- Filter area
- 80 sq ft
- End caps
- 3" Open / 3" Open
Pool and spa businesses in Florida, Georgia, South Carolina, Alabama, Mississippi, Louisiana and Texas order through their Grit Game rep. Everywhere else, contact Darlly Filtration directly.
Darlly 70804 is an 80 sq ft pool filter cartridge, 7" x 20". It fits the Pentair Clean & Clear Plus 320 (CCP320) and the Waterway Crystal Water 325, which take 4 cartridges each. It replaces Unicel C-7470, Pleatco PCC80 (now ULTRA-A5), Filbur FC-1976, Pentair R173573 and Pac-Fab 178580.
Specifications
| Darlly part number | 70804 |
|---|---|
| Outside diameter | 7" |
| Length | 20" |
| Top end cap | 3" Open |
| Bottom end cap | 3" Open |
| Filter area | 80 sq ft |
| Type | Pool |
| Cartridges per filter | 4 |
| Darlly description | Clean & Clear Plus, Waterway Crystal Water |
Cross-reference
| Brand | Part numbers Darlly 70804 replaces |
|---|---|
| Unicel | C-7470 |
| Pleatco | PCC80 (now ULTRA-A5), ULTRA-A5 |
| Filbur | FC-1976 |
| Hurricane (former brand) | HF7470-04 |
| OEM and other numbers | Pentair R173573, Pac-Fab 178580, Waterway 817-0081 |
Filters it fits
| Filter | Cartridges per filter | OEM cartridge number |
|---|---|---|
| Pentair Clean & Clear Plus 320 (CCP320) (320 sq ft filter) | 4 | R173573, 178580 filter part 160340 |
| Waterway Crystal Water 325 (325 sq ft filter) | 4 | 817-0081 |
Other Darlly cartridges the same size
Same diameter and length. Check the end caps and area before swapping.
Questions
- What is the Darlly replacement for Unicel C-7470?
- Darlly 70804 replaces Unicel C-7470. Both are 7" in diameter and about 20" long.
- What Darlly cartridge replaces Pleatco PCC80?
- Darlly 70804 replaces Pleatco PCC80, which Pleatco now sells as ULTRA-A5.
- How many cartridges does the Pentair Clean & Clear Plus 320 (CCP320) use?
- It takes 4 cartridges. Order 4 of Darlly 70804 to replace the full set.
- What size is Darlly 70804?
- Darlly 70804 is 7" in outside diameter and 20" long, with 80 sq ft of filter area.
Cross-reference checked October 21, 2026 against Unicel's 2026 Replacement Guide, Pleatco's catalog (updated September 2025), filbur.com and darllyfilter.com. A competitor number is listed only when that brand's own data pairs it with the same cartridge size. Always compare the size and end caps of your old cartridge before ordering.
Brand names and part numbers are trademarks of their respective owners and are shown only to identify compatible replacements. Darlly Filtration is not affiliated with or endorsed by them. Cross-reference by The Grit Game, Darlly's sales agency.