Equipment brand
Waterway filter cartridges
Curated system mappings and every rich cartridge record whose fitments name Waterway.
Filter models
Choose the exact housing model. Review flags identify mappings that still need editorial confirmation.
All Waterway cartridge records
Use the printed part number when available, then verify outside diameter, length, and end-cap configuration.
| Unicel | Pleatco | Filbur | Dimensions | Equipment fit | Verification |
|---|---|---|---|---|---|
| 4CH-15 | — | — | 4-5/8" × 5-3/16" | Unicel — 15 sq.ft. skim filter; Waterway Plastics | single-source |
| 4CH-926 | — | — | 4-15/16" × 13-1/2" | Unicel — 25 sq.ft. top load; Waterway Plastics — Teleweir Skim Filter | single-source |
| 4CH-935 | PWW35L | FC-0170 | 4-15/16" × 9-1/4" | Master Spas; Nordic Hot Tubs | cross-checked against 2 sources |
| 4CH-949 | PWW50L | FC-0172 | 4-15/16" × 13-1/2" | Dynasty Spas; Four Winds Spa | cross-checked against 2 sources |
| 6CH-940 | PWW50PWW50P3 | FC-0359 | 6" × 8-1/4" | Aber Hot Tub — Waterway Front Access Skimmer; Aber Hot Tubs (Canada) | cross-checked against 3 sources |
| 6CH-941 | PWW100ST | FC-0360 | 6" × 8-1/4" | Custom Molded Products — Double Port Front Access Skim; Custom Molded Products — Double Port Front Access Skim | cross-checked against 2 sources |
| 6CH-942 | — | — | 6" × 8-1/4" | Custom Molded Products — Double Port Front Access Skim; Custom Molded Products — Double Port Front Access Skim | single-source |
| 6CH-975 | — | — | 6-3/4" × 15-1/2" | Cal Spas; Cal Spas | single-source |
| C-4310 | PWW10PWW10-JH-PAIRPWW10PAIR | FC-3077 | 4-1/4" × 4" | Accent Spas — Waterway Skim Filter 10; Accent Spas | cross-checked against 3 sources |
| C-4326 | PRB25-IN | FC-2375 | 4-15/16" × 13-5/16" | Accent Spas — Rainbow Dynamic 25; Accent Spas | cross-checked against 3 sources |
| C-4335 | PRB35-IN | FC-2385 | 4-15/16" × 9-1/4" | Aber Hot Tub — Rainbow Dynamic 35; Aber Hot Tubs (Canada) | cross-checked against 3 sources |
| C-4339 | PWW40 | FC-2915 | 4-15/16" × 11-1/4" | Accent Spas — Waterway 40; Accent Spas | cross-checked against 3 sources |
| C-4401 | PRB17.5SF-JH-PRB17.5SF-JH-PAIRPRB17.5SF-PAIR | FC-2386 | 4-15/16" × 4-5/8" | Apollo Spas — Rainbow DSF 35; Apollo Spas | cross-checked against 3 sources |
| C-4405 | PRB25SF-JH-PRB25SF-JH-PAIRPRB25SF-PAIR | FC-2387 | 4-15/16" × 6-5/8" | Aristocrat, Franklin; Arizona Pacific Spas — Rainbow DSF 50 | cross-checked against 3 sources |
| C-4625 | PRB25-IN-4 | FC-2370 | 4-15/16" × 13-5/16" | Alps Spas; Aries Spas | cross-checked against 3 sources |
| C-4637 | PRB37-IN | FC-2380 | 4-15/16" × 13-5/16" | Acryx-Maax Spas (Canada); Acryx-Maax Spas — Rainbow Dynamic 37 | cross-checked against 3 sources |
| C-4950 | PRB50-IN | FC-2390 | 4-15/16" × 13-5/16" | Aber Hot Tub — Rainbow Dynamic 50; Aber Hot Tubs (Canada) | cross-checked against 3 sources |
| C-4970 | PCAL75 | FC-2930 | 4-15/16" × 23-5/8" | Cal Spas — Waterway 75; Leisure Bay Spas — Waterway 75 | cross-checked against 3 sources |
| C-4995 | PCAL100 | FC-2940 | 4-15/16" × 23-5/8" | Acryx-Maax Spas (Canada); Acryx-Maax Spas — Waterway 100 | cross-checked against 3 sources |
| C-5345 | PLBS50PLBS50-M | FC-2970 | 5-5/16" × 10-1/8" | Dynamic Series I - Model RDC; Dynasty Spas — Leisure Bay, Dynasty Spas | cross-checked against 3 sources |
| C-5351 | PCST120 | FC-2976 | 5-5/16" × 30-1/8" | Coast Spas (Canada) — Coast Spas; Coast Spas (Canada) | cross-checked against 3 sources |
| C-5374 | PLBS75 | FC-2971 | 5-5/16" × 14-13/16" | Cal Spas — Leisure Bay, S2/G2 Spa 75 sq.ft.; Cal Spas | cross-checked against 3 sources |
| C-5396 | PCST80 | FC-2975 | 5-5/16" × 21-5/16" | Coast Spas (Canada) — Coast Spas 100,Waterway Plastics; Coast Spas (Canada) | cross-checked against 3 sources |
| C-5397 | PLBS100 | FC-2972 | 5-5/16" × 17-13/16" | Leisure Bay Spas — Leisure Bay, S2/G2 Spa 100 sq.ft.; Leisure Bay Spas — S2/G2 Spa | cross-checked against 3 sources |
| C-6310 | — | — | 6-9/16" × 17-13/16" | Gulf Coast Spas; Waterway Plastics — Dyna-Flo XL | single-source |
| C-6375 | — | — | 6-9/16" × 13-5/16" | Crystal Waters Spas (Canada); Waterway Plastics — Dyna-Flo XL | single-source |
| C-7470 | PCC80 | FC-1976 | 7" × 20" | Pentair Pool Prod - Pac Fab Replacements — Clean & Clear Plus; Pentair Pool Prod — Clean & Clear Plus | cross-checked against 3 sources |
| C-7471 | PCC105 | FC-1977 | 7" × 26-1/16" | Pentair Pool Prod - Pac Fab Replacements — Clean & Clear Plus; Pentair Pool Prod — Clean & Clear Plus | cross-checked against 3 sources |
| C-7472 | PCC130 | FC-1978 | 7" × 32-1/16" | Pentair Pool Prod - Pac Fab Replacements — Clean & Clear Plus; Pentair Pool Prod — Clean & Clear Plus | cross-checked against 3 sources |
| C-8409 | PA90 | FC-1292 | 8-15/16" × 17-3/8" | Hayward Pool Products — Star Clear Plus C-900; Hayward Pool Products — Star-Clear Plus C900 | cross-checked against 3 sources |
| C-8411 | PA76 | FC-1256 | 8-15/16" × 17-3/8" | Hayward Pool Products — Series C-751; Hayward Pool Products — StarClear Plus | cross-checked against 3 sources |
| C-8412 | PA120 | FC-1293 | 8-15/16" × 23-5/16" | Hayward Pool Products — Star Clear Plus C-1200; Hayward Pool Products — Star-Clear Plus C1200 | cross-checked against 3 sources |
| C-8413 | PWWPC125B | FC-2575 | 8-15/16" × 28-3/16" | Sta-Rite — Posi-Clear PXC-125; Waterway Plastics — Pro Clean 125 | cross-checked against 2 sources |
| C-8414 | PJANCS150PWWCT150 | FC-0822FC-1287 | 8-15/16" × 23-5/16" | Hayward Pool Products — Star-Clear Plus C1502; Hayward Pool Products — SwimClear Single Element C150S | cross-checked against 3 sources |
| C-8416 | PWWPC150B | — | 8-15/16" × 28-3/16" | Sta-Rite — Posi-Clear PXC-150; Waterway Plastics — Pro Clean 150 | cross-checked against 2 sources |
| C-8417 | PA175 | FC-1294 | 8-15/16" × 28-3/16" | Hayward Pool Products — Star Clear Plus C-1750; Hayward Pool Products — Star-Clear Plus C1750 | cross-checked against 3 sources |
| C-8419 | PWWCT200 | FC-1288 | 8-15/16" × 23-5/16" | Waterway Plastics — Clearwater II 200 | cross-checked against 2 sources |
| C-8420 | PWWPC200 | FC-1211 | 8-15/16" × 28-3/16" | Hayward Pool Products — SwimClear Single Element C200S; Hayward — C1900RE | cross-checked against 2 sources |
| C-9401 | PWW75PWW75-4 | FC-2960 | 9-15/16" × 13-5/16" | Leisure Bay/Rec Warehouse — Waterway Pool 75, Leisure Bay WW-50; Rec Warehouse | cross-checked against 3 sources |
| C-9402 | PWW100PWW100-4 | FC-2965 | 9-15/16" × 19-5/16" | Leisure Bay/Rec Warehouse — Waterway pool 100, Leisure Bay WW-100; Rec Warehouse | cross-checked against 3 sources |
| C-9403 | PWW150PWW150-4 | FC-2969 | 9-15/16" × 25-5/16" | Leisure Bay/Rec Warehouse — Waterway Pool 150, Leisure Bay WW-150; Rec Warehouse | cross-checked against 3 sources |
| C-9404 | PWW200 | FC-2968 | 9-15/16" × 25-5/16" | Waterway Plastics — Clearwater 200 sq.ft. | cross-checked against 2 sources |
| C-9450AM | — | — | 9-15/16" × 23-5/16" | Waterway Plastics | single-source |
| C-9489AM | — | — | 9-15/16" × 23-5/16" | Waterway Plastics | single-source |
Model not listed? Search by part number or dimensions, or use the measurement guide.