Darlly 10100 Pool Filter Cartridge
Replaces Unicel C-9999 · Pleatco PVAC100 (now ULTRA-D6) · Filbur FC-3106
- Diameter × length
- 10-1/16" × 19-5/8"
- Filter area
- 100 sq ft
- End caps
- 3/8" Open / 6" 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 10100 is a 100 sq ft pool filter cartridge, 10-1/16" x 19-5/8". It replaces Unicel C-9999, Pleatco PVAC100 (now ULTRA-D6) and Filbur FC-3106.
Specifications
| Darlly part number | 10100 |
|---|---|
| Outside diameter | 10-1/16" |
| Length | 19-5/8" |
| Top end cap | 3/8" Open |
| Bottom end cap | 6" Open |
| Filter area | 100 sq ft |
| Type | Pool |
| Darlly description | Airwick, Heldor, Vak-Pak, Dyna-Pure |
Cross-reference
| Brand | Part numbers Darlly 10100 replaces |
|---|---|
| Unicel | C-9999 |
| Pleatco | ULTRA-D6, PVAC100 (now ULTRA-D6) |
| Filbur | FC-3106 |
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-9999?
- Darlly 10100 replaces Unicel C-9999. Both are 10-1/16" in diameter and about 19-5/8" long.
- What Darlly cartridge replaces Pleatco ULTRA-D6?
- Darlly 10100 replaces Pleatco ULTRA-D6.
- What size is Darlly 10100?
- Darlly 10100 is 10-1/16" in outside diameter and 19-5/8" long, with 100 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.