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Filter Cartridge Replacement for Spas & Hot Tubs

If you are searching for a cartridge replacement for your spa or hot tub filter then you're in the right place! Having difficulty in finding the right cartridge for your filter? Just send us some information like the dimensions and brand of the filter by calling us today at 800-535-0778. We have competitive discounted prices. So shop now!

  • https://www.horizonparts.com/IMAGES_PRODUCT/17-175-1035SS_XL.JPG

    Cart, 25sqft,2-1/16"ot,2-1/16"ob,4-5/8",11-7/8" 3oz,Slvr

    SKU: PST-17-175-1035SS

    MPN:
    FC-3452
    Warehouse Location:
    Tucson, Arizona
    Filter Length:
    11-7/8"
    Filter Diameter:
    4-5/8"
    Filbur Number:
    FC-1220
    OEM Number:
    CX120-RE
    Pleatco Number:
    PA225
    RJ Filtration Number:
    AK-3007
    Unicel Number:
    C-4312
    Filter Top Style:
    Open
    Filter Bottom Style:
    Open
    Filter Media Type:
    3oz
    Filter Model:
    Micro Star Clear C-120
    Filter Square Footage:
    25 sq ft
    Manufacturer:
    Filbur
    $36.90 $19.70
    0
  • https://www.horizonparts.com/IMAGES_PRODUCT/16-270-1105_xl.jpg

    Cartridge Filter, Waterway Inline, 25 sqft, 1-1/2"mbt

    SKU: PST-16-270-1105

    MPN:
    500-2570
    Warehouse Location:
    Tucson, Arizona
    Manufacturer:
    Waterway Plastics
    $235.60 $117.80
    0
  • https://www.horizonparts.com/IMAGES_PRODUCT/16-270-1155_xl.jpg

    Cartridge Filter, Waterway Inline, 50 sqft, 1-1/2"mbt

    SKU: PST-16-270-1155

    MPN:
    500-5070
    Warehouse Location:
    Tucson, Arizona
    Manufacturer:
    Waterway Plastics
    $261.70 $130.80
    0
  • https://www.horizonparts.com/IMAGES_PRODUCT/17-444-2610_XL.JPG

    Cartridge, 10 sqft, 1-1/16"ot, 1-1/16"ob, 19-15/16", 6oz

    SKU: PST-17-444-2610

    MPN:
    C-2610
    Warehouse Location:
    Tucson, Arizona
    Filter Length:
    19-15/16"
    Filter Diameter:
    2-5/8"
    Unicel Number:
    C-2610
    Filter Top Style:
    Open
    Filter Bottom Style:
    Open
    Filter Media Type:
    6oz
    Filter Square Footage:
    10 sq ft
    Manufacturer:
    Unicel
    $20.70 $11.00
    0
  • https://www.horizonparts.com/IMAGES_PRODUCT/17-175-1335PB_XL.JPG

    Cartridge, 100sqft, 4-1/16"ot, 4-1/16"ob, 8-1/2", 23-3/8", PB

    SKU: PST-17-175-1335PB

    MPN:
    PC-1290
    Warehouse Location:
    Tucson, Arizona
    Filter Length:
    23-3/8"
    Filter Diameter:
    8-1/2"
    Filbur Number:
    PC-1290
    Filter Top Style:
    Open
    Filter Bottom Style:
    Open
    Filter Media Type:
    Point Bonded
    Filter Model:
    StarClear II C-1100
    Filter Square Footage:
    100 sq ft
    Manufacturer:
    Filbur
    $89.50 $47.70
    0
  • https://www.horizonparts.com/IMAGES_PRODUCT/17-175-1918_XL.JPG

    Cartridge, 100sqft,3-1/16"ot,3-1/16"ob,7-1/4",29-1/2"4oz

    SKU: PST-17-175-1918

    MPN:
    PWC100
    Warehouse Location:
    Tucson, Arizona
    Filter Diameter:
    7-1/4"
    Filbur Number:
    FC-5125
    OEM Number:
    62024
    Pleatco Number:
    PWC100
    RJ Filtration Number:
    AK-6037
    Unicel Number:
    C-7457
    Filter Top Style:
    Open
    Filter Bottom Style:
    Open
    Filter Media Type:
    Point Bonded
    Filter Model:
    Waterco-C-50
    Filter Square Footage:
    100 sq ft
    Manufacturer:
    Pleatco
    $136.20 $72.60
    0
  • https://www.horizonparts.com/IMAGES_PRODUCT/17-175-1746PB_XL.JPG

    Cartridge, 10sqft, 1-15/16"ot, 1-15/16"ob, 4-1/4", 4" PB

    SKU: PST-17-175-1746PB

    MPN:
    PC-3077
    Warehouse Location:
    Tucson, Arizona
    Filter Length:
    4"
    Filter Diameter:
    4-1/4"
    Filbur Number:
    PC-3077
    OEM Number:
    146949
    Pleatco Number:
    PWW10
    RJ Filtration Number:
    AK-30061
    Unicel Number:
    C-4310
    Aladdin Number:
    11003
    Filter Top Style:
    Open
    Filter Bottom Style:
    Open
    Filter Media Type:
    Point Bonded
    Filter Model:
    Skim Filter 10sqft
    Filter Square Footage:
    10 sq ft
    Manufacturer:
    Filbur
    $29.00 $15.40
    0
  • https://www.horizonparts.com/IMAGES_PRODUCT/17-175-2218MB_XL.jpg

    Cartridge, 10sqft, 2-1/8"ot, 2-1/8"ob, 3-7/8", 7-1/8", 3oz MB

    SKU: PST-17-175-2218MB

    MPN:
    FC-1001M
    Warehouse Location:
    Tucson, Arizona
    Filter Length:
    7-1/8"
    Filter Diameter:
    3-7/8"
    Filbur Number:
    FC-1001M
    OEM Number:
    X268055
    Pleatco Number:
    PMA10-M
    Filter Top Style:
    Open
    Filter Bottom Style:
    Open
    Filter Media Type:
    3oz Microban
    Filter Model:
    Eco-Pure Antimicrobial Insert, 2006-
    Filter Square Footage:
    10 sq ft
    Manufacturer:
    Filbur
    $50.40 $26.90
    0
  • https://www.horizonparts.com/IMAGES_PRODUCT/17-175-3225PB_XL.JPG

    Cartridge, 125sqft, ct w/step, 2-1/2"ob, 8-1/2", 18" PB

    SKU: PST-17-175-3225PB

    MPN:
    FC-2790
    Warehouse Location:
    Tucson, Arizona
    Filter Length:
    18-1/4"
    Filter Diameter:
    8-1/2"
    Filbur Number:
    PC-2790
    OEM Number:
    6540-490
    Pleatco Number:
    PSD125-Univ
    Unicel Number:
    C-8325
    Filter Top Style:
    Closed
    Filter Bottom Style:
    Open
    Filter Media Type:
    Point Bonded
    Filter Square Footage:
    125 sq ft
    Manufacturer:
    Filbur
    $141.00 $75.20
    0
  • https://www.horizonparts.com/IMAGES_PRODUCT/17-175-1644_XL.JPG

    Cartridge, 15 sqft, ht, 1-1/2"mpt b, 4-3/4"dia, 6-1/2", 3 oz

    SKU: PST-17-175-1644

    MPN:
    PSG15P4
    Warehouse Location:
    Tucson, Arizona
    Filter Length:
    6-1/2"
    Filter Diameter:
    4-3/4"
    Filbur Number:
    **
    OEM Number:
    **
    Pleatco Number:
    PSG25P4
    RJ Filtration Number:
    **
    Unicel Number:
    **
    Filter Top Style:
    Handle
    Filter Bottom Style:
    Male Pipe Thread (mpt)
    Filter Media Type:
    3oz
    Filter Model:
    Top Load Filter
    Filter Square Footage:
    15 sq ft
    Manufacturer:
    Pleatco
    $42.10 $22.40
    0
  • https://www.horizonparts.com/IMAGES_PRODUCT/17-175-1117_XL.JPG

    Cartridge, 15 sqft, ht, 1-7/8"ob Keyed, 4-3/4"od, 6-1/2", 4oz

    SKU: PST-17-175-1117

    MPN:
    PSG15-4
    Warehouse Location:
    Tucson, Arizona
    Filter Length:
    6-1/2"
    Filter Diameter:
    4-3/4"
    Pleatco Number:
    PSG15-P4
    Filter Top Style:
    Handle
    Filter Media Type:
    4oz
    Filter Square Footage:
    15 sq ft
    Manufacturer:
    Pleatco
    $36.10 $19.20
    0
  • https://www.horizonparts.com/IMAGES_PRODUCT/17-175-1923MB_XL.jpg

    Cartridge, 150sqft, ht, 6-1/16"ob, 10", 25-1/4", 4oz MB

    SKU: PST-17-175-1923MB

    MPN:
    PWW150-M4
    Warehouse Location:
    Tucson, Arizona
    Filter Length:
    25-1/4"
    Filter Diameter:
    10"
    Pleatco Number:
    PWW150-M4
    Filter Top Style:
    Open
    Filter Bottom Style:
    Open
    Filter Media Type:
    4oz Microban
    Filter Square Footage:
    150 sq ft
    Manufacturer:
    Pleatco Filter Cartridges
    $213.10 $113.60
    0
  • https://www.horizonparts.com/IMAGES_PRODUCT/17-175-3521_XL.jpg

    Cartridge, 155sqft, 2-5/8"ob,3-1/2"fpt t,7-3/4",29-1/16" 4oz

    SKU: PST-17-175-3521

    MPN:
    FC-6115
    Warehouse Location:
    Tucson, Arizona
    Filter Length:
    28-3/8"
    Filter Diameter:
    7-3/4"
    Filbur Number:
    FC-6115
    OEM Number:
    ST155
    Pleatco Number:
    PH155-4
    Unicel Number:
    C-7697
    Filter Top Style:
    Female Pipe Thread (fpt)
    Filter Bottom Style:
    Open
    Filter Media Type:
    4oz
    Filter Model:
    Tropic Flo 155
    Filter Square Footage:
    155 sq ft
    Manufacturer:
    Filbur
    $184.20 $98.20
    0
  • https://www.horizonparts.com/IMAGES_PRODUCT/17-175-2415_XL.jpg

    Cartridge, 16sqft,1-1/16" ot,1-5/8" ob,5-3/16",9",4oz

    SKU: PST-17-175-2415

    MPN:
    FC-2010
    Warehouse Location:
    Tucson, Arizona
    Filter Length:
    5-3/16"
    Filter Diameter:
    5-3/16"
    Filbur Number:
    FC-2010
    OEM Number:
    27-060
    RJ Filtration Number:
    AK-4023
    Unicel Number:
    C-5616
    Filter Top Style:
    Open
    Filter Bottom Style:
    Open
    Filter Media Type:
    4oz
    Filter Model:
    Premier 16
    Filter Square Footage:
    16 sq ft
    Manufacturer:
    Filbur
    $31.00 $16.50
    0
  • https://www.horizonparts.com/IMAGES_PRODUCT/17-175-1025PB_XL.JPG

    Cartridge, 19sqft, ht, 1-1/2" mpt b , 4-5/8", 8" PB

    SKU: PST-17-175-1025PB

    MPN:
    FC-0121
    Warehouse Location:
    Tucson, Arizona
    Filter Length:
    8"
    Filter Diameter:
    4-5/8"
    Filbur Number:
    PC-0121
    OEM Number:
    20245-238
    Pleatco Number:
    PTL18
    RJ Filtration Number:
    AK-9003
    Unicel Number:
    4CH-21
    Filter Top Style:
    Handle
    Filter Bottom Style:
    Male Pipe Thread (mpt)
    Filter Media Type:
    Point Bonded
    Filter Square Footage:
    19 sq ft
    Manufacturer:
    Filbur
    $41.60 $22.20
    0
  • https://www.horizonparts.com/IMAGES_PRODUCT/17-175-1019_XL.JPG

    Cartridge, 20 sqft, ht, 1-1/2"mpt b, 4-3/4"od, 7-1/16", 3oz

    SKU: PST-17-175-1019

    MPN:
    PSANT20P4
    Warehouse Location:
    Tucson, Arizona
    Filter Length:
    7-1/16"
    Filter Diameter:
    4-3/4"
    Pleatco Number:
    PSANT20P4
    Filter Top Style:
    Handle
    Filter Bottom Style:
    Male Pipe Thread (mpt)
    Filter Media Type:
    3oz
    Filter Square Footage:
    20 sq ft
    Manufacturer:
    Pleatco
    $42.10 $22.40
    0
  • https://www.horizonparts.com/IMAGES_PRODUCT/17-175-2645MB_XL.jpg

    Cartridge, 200sqft, 6" ot, 6" ob, 10", 23-1/8", 4oz MB

    SKU: PST-17-175-2645MB

    MPN:
    PWWEK200-M4
    Warehouse Location:
    Tucson, Arizona
    Filter Length:
    23-1/8"
    Filter Diameter:
    10"
    Pleatco Number:
    PWWEK200-M4
    Unicel Number:
    C-9489AM
    Filter Top Style:
    Open
    Filter Bottom Style:
    Open
    Filter Media Type:
    4oz Microban
    Filter Square Footage:
    200 sq ft
    Manufacturer:
    Pleatco Filter Cartridges
    $386.60 $193.30
    0
  • https://www.horizonparts.com/IMAGES_PRODUCT/17-175-2590MB_XL.jpg

    Cartridge, 23sqft, 2-1/8" ot, 2-1/8" ob, 4-3/4", 10", 3oz MB

    SKU: PST-17-175-2590MB

    MPN:
    PSG23-M
    Warehouse Location:
    Tucson, Arizona
    Filter Length:
    10"
    Filter Diameter:
    4-3/4"
    Pleatco Number:
    PSG23-M
    Filter Top Style:
    Open
    Filter Bottom Style:
    Open
    Filter Media Type:
    3oz Microban
    Filter Square Footage:
    23 sq ft
    Manufacturer:
    Pleatco Filter Cartridges
    $30.20 $16.10
    0
  • https://www.horizonparts.com/IMAGES_PRODUCT/17-175-2625_XL.jpg

    Cartridge, 25 sqft, ht, 1-1/2" SAE b, 6", 5", 3oz

    SKU: PST-17-175-2625

    MPN:
    PWW25SV-P3
    Warehouse Location:
    Tucson, Arizona
    Filter Length:
    5-1/2"
    Filter Diameter:
    6"
    Pleatco Number:
    PWW25SV-P3
    Unicel Number:
    6CH-924
    Filter Top Style:
    Handle
    Filter Bottom Style:
    SAE Thread
    Filter Media Type:
    3oz
    Filter Square Footage:
    25 sq ft
    Manufacturer:
    Pleatco
    $42.70 $22.80
    0
  • https://www.horizonparts.com/IMAGES_PRODUCT/17-175-1662_XL.JPG

    Cartridge, 25 sqft, ht, 1-1/2"mpt b, 5"OD, 6-5/8" L, 3oz

    SKU: PST-17-175-1662

    MPN:
    PHC25P4
    Warehouse Location:
    Tucson, Arizona
    Filter Length:
    6-5/8"
    Filter Diameter:
    5"
    Filbur Number:
    FC-0125
    OEM Number:
    20241-238
    Pleatco Number:
    PHC25P4
    Unicel Number:
    4CH-20
    Filter Top Style:
    Handle
    Filter Bottom Style:
    Male Pipe Thread (mpt)
    Filter Media Type:
    3oz
    Filter Square Footage:
    25 sq ft
    Manufacturer:
    Pleatco
    $52.40 $28.00
    0
  • https://www.horizonparts.com/IMAGES_PRODUCT/17-175-1738MB_XL.jpg

    Cartridge, 25sqft, 1-5/16"ot, 1-7/8"ob, 4-3/8", 7-5/8", 3oz MB

    SKU: PST-17-175-1738MB

    MPN:
    PVT25NO-M
    Warehouse Location:
    Tucson, Arizona
    Filter Length:
    7-5/8"
    Filter Diameter:
    4-3/8"
    Filbur Number:
    FC-3028
    Pleatco Number:
    PVT25NO-M
    Filter Top Style:
    Open
    Filter Bottom Style:
    Open
    Filter Media Type:
    3oz Microban
    Filter Square Footage:
    25 sq ft
    Manufacturer:
    Pleatco Filter Cartridges
    $56.90 $30.40
    0