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Clarathon Threaded Hot Tub Spa Filter Cartridge FC0121- FC0121

Clarathon Threaded Hot Tub Spa Filter Cartridge FC0121- FC0121

$18.95 Threaded Hot Tub Filter Cartridge by Clarathon. Diameter: 4-5/8" Length: 8". Top: Handle. Bottom: 1-1/2" Fine Thread. Surface area: 18 SF. Premium Threaded Spa Filter Replacement for Unicel: 4CH-21, Pleatco: PTL18P4-4, Filbur: FC-0121. Unicel#: 4CH-21 Pleatco#: PTL18P4-4 Diameter: 4-5/8in. Length:…
Clarathon Threaded Hot Tub Filter Cartridge FC0161- FC0161

Clarathon Threaded Hot Tub Filter Cartridge FC0161- FC0161

$22.95 Threaded Spa Filter by Clarathon. Diameter: 4-5/8" Length: 16". Top: Handle. Bottom: 1-1/2" fine thread. Surface Area: 35 SF. Premium Threaded Hot Tub Filter Replacement for Unicel 4CH-35 Pleatco PTL35P4-4 Filbur FC-0161 Other 20807, 6540-486, 31382, 31116, 13504 Unicel#: 4CH-35 Pleatco#: PTL35P4-4…
Clarathon Threaded Hot Tub Filter Cartridge FC9938- FC9938

Clarathon Threaded Hot Tub Filter Cartridge FC9938- FC9938

$12.95 Threaded Spa Filter by Clarathon. Diameter: 4" Length: 3-1/2". Top: closed. Bottom: 2-1/2" inside thread. Surface Area: 10 SF. Premium Hot Tub Filter Replacement for NFC580, AS101. NOTES: Female internal fine threads. Fitting is 2-5/8" O.D. Unicel#: Pleatco#: Diameter: 4in. Length: 3-1/2in. Other…
Clarathon Threaded Filter FC9956- FC9956

Clarathon Threaded Filter FC9956- FC9956

$17.95 FC9956 Unicel#: Pleatco#: Diameter: 4-3/4in. Length: 4-1/2in. Other Numbers: 19R5012, PRT-900013 Notes: Internal coarse female threads (1-7/8 I.D.)
Clarathon Threaded Hot Tub Filter Cartridge FC0151- FC0151

Clarathon Threaded Hot Tub Filter Cartridge FC0151- FC0151

$24.95 Threaded Spa Filter by Clarathon: Diameter: 4-5/8" Length: 14-3/4". Top: Handle. Bottom: 1-1/2" fine thread. Surface Area: 50 SF. Premium Threaded Hot Tub Filter Replacement for Unicel 4CH-50 Pleatco PTL50P4-4 Filbur FC-0151 Other 1561-05, 15016 Unicel#: 4CH-50 Pleatco#: PTL50P4-4 Diameter: 4-5/8in.…
Clarathon Disposable Threaded Micro Filter FC9954- FC9954

Clarathon Disposable Threaded Micro Filter FC9954- FC9954

$28.95 FC9954 Unicel#: Pleatco#: Diameter: 4-3/4in. Length: 13-3/4in. Other Numbers: 006541, PRT-900003, Silver Sentinel Notes: Internal coarse female threads (1-7/8 I.D.) Square Footage: N/Asf Filter Type: 7
Clarathon Threaded Hot Tub Filter Cartridge FC0177- FC0177

Clarathon Threaded Hot Tub Filter Cartridge FC0177- FC0177

$21.95 Threaded Spa Filter by Clarathon. Diameter: 4-5/8" Length: 15". Top: Handle. Bottom: 1-1/4" coarse thread. Surface Area: 40 SF. Premium Threaded Hot Tub Filter Replacement for Unicel 4CH-940 Pleatco PDO-UF40P2 Filbur FC-0177 Other 1561-13, 14017. NOTE: Actual O.D. of this coarse thread is 1-11/16"…
Clarathon Threaded Hot Tub Filter Cartridge FC0172- FC0172

Clarathon Threaded Hot Tub Filter Cartridge FC0172- FC0172

$24.95 Threaded Spa Filter by Clarathon. Diameter: 4-15/16" Length: 13-1/2". Top: Handle. Bottom: 1-1/2" female thread. Surface Area: 50 SF. Premium Threaded Hot Tub Filter Replacement for Unicel 4CH-949 Pleatco PWW50L Filbur FC-0172 Other 817-4050. NOTE: Internal coarse female threads (1-7/8" I.D.) Also…
Clarathon Threaded Filter FC9958- FC9958

Clarathon Threaded Filter FC9958- FC9958

$21.95 Unicel#: 5CH-25 Pleatco#: PMAX25P4 Diameter: 6in. Length: 5-3/4in. Other Numbers: 108868 Notes: Square Footage: 25 SFsf Filter Type: 6
Clarathon Disposable Threaded Micro Filter FC9953- FC9953

Clarathon Disposable Threaded Micro Filter FC9953- FC9953

$16.95 FC9953 Unicel#: Pleatco#: Diameter: 4-3/4in. Length: 4-1/2in. Other Numbers: PRT-00011, Silver Sentinel Stubby Notes: Internal coarse female threads (1-7/8 I.D.) Square Footage: N/Asf Filter Type: 7
Clarathon Threaded Hot Tub Filter Cartridge FC0197- FC0197

Clarathon Threaded Hot Tub Filter Cartridge FC0197- FC0197

$16.95 Threaded Spa Filter Cartridge by Clarathon. Diameter: 4-3/4" Length: 11-3/8". Top: Handle. Bottom: 1-1/4" coarse thread. Surface Area: 30 SF. Premium Hot Tub Filter Replacement for Pleatco PSG27.5P2 Filbur FC-0197 Other 74455. NOTE: Actual O.D. of this coarse thread is 1-9/16". (Remove old threaded
Clarathon Threaded Hot Tub Filter Cartridge FC2399- FC2399

Clarathon Threaded Hot Tub Filter Cartridge FC2399- FC2399

$19.95 Threaded Spa Filter by Clarathon. Diameter: 4-15/16" Length: 6-5/8". Top: 2-1/8" open. Bottom: 1-1/2" fine thread. Surface Area: 25 SF. Premium Hot Tub Filter Replacement for Unicel 4CH-22 Pleatco PFF25P4 Filbur FC-2399 Other FL1011, 12535, 303263. Unicel#: 4CH-22 Pleatco#: PFF25P4 Diameter:…
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