Darlly 80302-4PK Spa Filter Cartridge
- Diameter × length
- 8-5/8" × 10-1/2"
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 80302-4PK is a spa filter cartridge, 8-5/8" x 10-1/2", sold as a 4-pack. It replaces the Bullfrog Flat Filter 10-00814.
Specifications
| Darlly part number | 80302-4PK |
|---|---|
| Outside diameter | 8-5/8" |
| Length | 10-1/2" |
| Type | Spa |
| Blue antimicrobial version | 80302M-4PK |
| Darlly description | Bullfrog Flat Filter 10-00814 |
Older or other numbers that also point to this cartridge (not confirmed by a second source): 10-00814 (Bullfrog).
Filters it fits
| Filter | Cartridges per filter |
|---|---|
| Bullfrog Flat Filter 10-00814 | not listed |
Sold as a 4-pack.
Questions
- What size is Darlly 80302-4PK?
- Darlly 80302-4PK is 8-5/8" in outside diameter and 10-1/2" long.
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.