Hot Tub Filters - Filbur Filter Cartridges

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50SF CARTRIDGE, 4-15/16" X 13-1/2" W/SAE THREAD

WATERWAY SPA FILTER CARTRIDGE 817-4050
$148.66

FILTER CARTRIDGE 37 SQ FTx 7-1/8in ODx 7-3/16in Hx 2" MPT

FILTER CARTRIDGE 37 SQ FTx 7-1/8in ODx 7-3/16in Hx 2" MPT
$15.30

FILTER CARTRIDGE 119 SQ FTx 8in ODx 18in Hx 2" MPT

FILTER CARTRIDGE 119 SQ FTx 8in ODx 18in Hx 2" MPT
$36.60

35SF CARTRIDGE, 4-15/16" X 9-1/4" W/SAE THREAD

WATERWAY SPA FILTER CARTRIDGE 817-4035
$92.04

FILTER CARTRIDGE 46 SQ FTx 5-11/16in ODx 10-3/8in Hx 54mm

FILTER CARTRIDGE 46 SQ FTx 5-11/16in ODx 10-3/8in Hx 54mm
$14.36

FILTER CARTRIDGE 50 SQ FTx 5"ODx 13"Hx 2"IDx FINE THREAD MALE #5CH-502 ANTIBACTERIAL

FILTER CARTRIDGE 50 SQ FTx 5"ODx 13"Hx 2"IDx FINE THREAD MALE #5CH-502 ANTIBACTERIAL
$28.00

ANTI-BAC CARTRIDGE 6 X 8 X SAE #PWW50P3-M

ANTI-BAC CARTRIDGE 6 X 8 X SAE #PWW50P3-M
$69.80

FILTER CARTRIDGE 37 SQ FTx 6in ODx 8-1/4in Hx 1 1/2" SAE

FILTER CARTRIDGE 37 SQ FTx 6in ODx 8-1/4in Hx 1 1/2" SAE
$12.66

FILTER CARTRIDGE 23 SQ FTx 5-3/4in ODx 7-1/16in Hx 2" MPT

FILTER CARTRIDGE 23 SQ FTx 5-3/4in ODx 7-1/16in Hx 2" MPT
$11.80

FILTER CARTRIDGE 21 SQ FTx 4-15/16in ODx 13-5/16in Hx 54mm

FILTER CARTRIDGE 21 SQ FTx 4-15/16in ODx 13-5/16in Hx 54mm
$9.06

FILTER CARTRIDGE 37 SQ FTx 6-3/4in ODx 7-3/4in Hx 2" MPT

FILTER CARTRIDGE 37 SQ FTx 6-3/4in ODx 7-3/4in Hx 2" MPT
$11.76

FILTER CARTRIDGE 60 SQ FTx 4-15/16in ODx 20-1/8in Hx 54mm

FILTER CARTRIDGE 60 SQ FTx 4-15/16in ODx 20-1/8in Hx 54mm
$15.38