Hot Tub Filters - Filter Cartridges

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Quick Spa Parts - Hot Tub #40508UM FILTER CARTRIDGE 50 SQ FTx 5"ODx 13"H x 1.5"ID, FEMALE COARSE THREAD
#40508Um Filter Cartridge 50 Sq Ftx 5"Odx 13"H X 1.5"Id, Female Coarse Thread
Expected Ship date: 7/9/2026
$66.36 $82.95
20% OFF!
Save ($16.59)
Item #: FIL50-5D13H15FCT-7

Used by Cal Spas

Quick Spa Parts - Hot Tub ORDER *FIL75-7D155H2MCT-3* FILTER CARTRIDGE 75 SQ FTx 7"ODx 15.5"Hx 2"IDx COARSE THREAD MALE #817-4175
Order *Fil75-7D155h2mct-3* Filter Cartridge 75 Sq Ftx 7"Odx 15.5"Hx 2"Idx Coarse Thread Male #817-4175
Expected Ship date: 5/17/2026
$53.24 $66.55
20% OFF!
Save ($13.31)
Item #: FIL75-7D155H2MCT

Used by Cal Spas

New Lower Price
Quick Spa Parts - Hot Tub FILTER CARTRIDGE 119 SQ FTx 8in ODx 18in Hx 2" MPT
Filter Cartridge 119 Sq Ftx 8In Odx 18In Hx 2" Mpt
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(184)
Expected Ship date: 5/17/2026
$38.35 $59.00
35% OFF!
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Item #: TOP-8TP-202

Used by Cal Spas

Great Deal
Quick Spa Parts - Hot Tub FILTER CARTRIDGE 92 SQ FTx 8in ODx 15-1/2in Hx 2" MPT
Filter Cartridge 92 Sq Ftx 8In Odx 15-1/2In Hx 2" Mpt
★ ★ ★ ★ ★
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(108)
Expected Ship date: 5/17/2026
$38.35 $59.00
35% OFF!
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Item #: TOP-8TP-102

Used by Cal Spas

Hot Item
Quick Spa Parts - Hot Tub FILTER CARTRIDGE 74 SQ FTx 7in ODx 14-3/4in Hx 69mm
Filter Cartridge 74 Sq Ftx 7In Odx 14-3/4In Hx 69Mm
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(42)
Expected Ship date: 5/17/2026
$31.20 $48.00
35% OFF!
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Item #: TOP-T-7375

Used by Cal Spas

Great Deal
Quick Spa Parts - Hot Tub FILTER CARTRIDGE 9 SQ FTx 4-3/4in ODx 11-3/8in Hx 1 1/2" MPT
Filter Cartridge 9 Sq Ftx 4-3/4In Odx 11-3/8In Hx 1 1/2" Mpt
★ ★ ★ ★ ★
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(57)
Expected Ship date: 5/30/2026
$11.46
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Item #: TOP-4TP-294

Used by Cal Spas

Great Deal
Quick Spa Parts - Hot Tub 50 SQ. FT. UPPER CARTRIDGE (EXTENSION)
50 Sq. Ft. Upper Cartridge (Extension)
★ ★ ★ ★ ★
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(11)
Expected Ship date: 5/30/2026
$142.46
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Item #: WW-817-0011

Used by Cal Spas

Great Deal
Quick Spa Parts - Hot Tub FILTER CARTRIDGE 1 SQ FTx 4-1/8in ODx 1-9/16in Hx 55mm
Filter Cartridge 1 Sq Ftx 4-1/8In Odx 1-9/16In Hx 55Mm
★ ★ ★ ★ ★
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(61)
Expected Ship date: 5/30/2026
$3.56
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Item #: TOP-4TP-40

Used by Cal Spas

Great Deal
Quick Spa Parts - Hot Tub 35SF CARTRIDGE, 4-15/16" X 9-1/4" W/SAE THREAD
35Sf Cartridge, 4-15/16" X 9-1/4" W/Sae Thread
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(131)
Expected Ship date: 5/30/2026
$92.04
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Item #: WW-817-4035

Used by Cal Spas

New Lower Price
Quick Spa Parts - Hot Tub FILTER CARTRIDGE 35 SQ FTx 6-3/4in ODx 15-1/2in Hx 2" SAE
Filter Cartridge 35 Sq Ftx 6-3/4In Odx 15-1/2In Hx 2" Sae
★ ★ ★ ★ ★
★ ★ ★ ★ ★
(176)
Expected Ship date: 5/17/2026
$17.38
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Item #: TOP-6TP-960

Used by Cal Spas

Great Deal
Quick Spa Parts - Hot Tub FILTER CARTRIDGE 35 SQ FTx 5-3/16in ODx 10-3/4in Hx 2" MPT
Filter Cartridge 35 Sq Ftx 5-3/16In Odx 10-3/4In Hx 2" Mpt
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★ ★ ★ ★ ★
(110)
Expected Ship date: 5/17/2026
$11.58
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Item #: TOP-5TP-402

Used by Cal Spas

Great Deal
Quick Spa Parts - Hot Tub FILTER CARTRIDGE 30 SQ FTx 5-3/8in ODx 7in Hx 3.5" MPT
Filter Cartridge 30 Sq Ftx 5-3/8In Odx 7In Hx 3.5" Mpt
★ ★ ★ ★ ★
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(21)
Expected Ship date: 5/30/2026
$11.54
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Item #: TOP-5TP-203

Used by Cal Spas