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 866-535-0899. We have competitive discounted prices. So shop now!

  • 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 | Memphis, TN
    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
    $54.70
    $27.90
    Add to Cart
  • 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 | Memphis, TN
    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
    $44.30
    $22.00
    Add to Cart
  • 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 | Memphis, TN
    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
    $131.40
    $68.70
    Add to Cart
  • 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 | Memphis, TN
    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
    $190.90
    $107.90
    Add to Cart
  • 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 | Memphis, TN
    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
    $28.30
    $11.10
    Add to Cart
  • 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 | Memphis, TN
    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
    $39.90
    $32.40
    Add to Cart
  • Cartridge, 125sqft, ct w/step, 2-1/2"ob, 8-1/2", 18" PB

    SKU: PST-17-175-3225PB

    MPN:
    PC-2790
    Warehouse Location:
    Tucson, Arizona | Memphis, TN
    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
    $125.70
    $65.50
    Add to Cart
  • 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 | Memphis, TN
    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
    $57.40
    $29.00
    Add to Cart
  • Cartridge, 150sqft, 2-1/8"ot, 2-1/8"ob, 5-5/16", 30-1/8" 3oz MB

    SKU: PST-17-175-1740MB

    MPN:
    FC-2976M
    Warehouse Location:
    Tucson, Arizona | Memphis, TN
    Filter Length:
    30-1/8"
    Filter Diameter:
    5-5/16"
    Filbur Number:
    FC-2976M
    Pleatco Number:
    PCST120-M
    Unicel Number:
    C-5351
    Aladdin Number:
    23503
    Filter Top Style:
    Open
    Filter Bottom Style:
    Open
    Filter Media Type:
    3oz
    Filter Square Footage:
    150 sq ft
    Manufacturer:
    Filbur
    $172.30
    $96.90
    Add to Cart
  • Cartridge, 150sqft, 6" ot, 6" ob, 10", 25-1/4" 4oz MB

    SKU: PST-17-175-1923MB

    MPN:
    PWW150-M4
    Warehouse Location:
    Tucson, Arizona | Memphis, TN
    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
    $201.20
    $113.30
    Add to Cart
  • Cartridge, 155sqft, 2-5/8"ob, 3-1/2"fpt t, 7-3/4", 28-3/8" 4oz

    SKU: PST-17-175-3521

    MPN:
    FC-6115
    Warehouse Location:
    Tucson, Arizona | Memphis, TN
    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
    $175.10
    $98.80
    Add to Cart
  • Cartridge, 19sqft, ht, 1-1/2" mpt b , 4-5/8", 8" PB

    SKU: PST-17-175-1025PB

    MPN:
    PC-0121
    Warehouse Location:
    Tucson, Arizona | Memphis, TN
    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
    $49.10
    $24.80
    Add to Cart
  • 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 | Memphis, TN
    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
    $49.10
    $24.80
    Add to Cart
  • Cartridge, 200sqft, 6" ot, 6" ob, 10", 23-1/8", 4oz MB

    SKU: PST-17-175-2645MB

    MPN:
    PWWEK200-M4
    Warehouse Location:
    Tucson, Arizona | Memphis, TN
    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
    $265.20
    $156.60
    Add to Cart
  • Cartridge, 20sqft, 2-5/8"ot, 2-5/8"ob, 6-1/4", 8" 4oz

    SKU: PST-17-175-1465

    MPN:
    FC-3840
    Warehouse Location:
    Tucson, Arizona | Memphis, TN
    Filter Length:
    8"
    Filter Diameter:
    6-1/4"
    Filbur Number:
    FC-3840
    OEM Number:
    A-3821
    Pleatco Number:
    PMS20
    RJ Filtration Number:
    AK-5018
    Unicel Number:
    C-6620
    Aladdin Number:
    12002
    Filter Top Style:
    Open
    Filter Bottom Style:
    Open
    Filter Media Type:
    4oz
    Filter Model:
    Sears FE-20
    Filter Square Footage:
    20 sq ft
    Manufacturer:
    Filbur
    $53.70
    $27.50
    Add to Cart
  • 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 | Memphis, TN
    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
    $60.40
    $30.30
    Add to Cart
  • Cartridge, 25 sqft, ht, 1-1/2" SAE b, 6", 5", 3oz

    SKU: PST-17-175-2625

    MPN:
    PWW25SV-P3
    Warehouse Location:
    Tucson, Arizona | Memphis, TN
    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
    $64.90
    $32.80
    Add to Cart
  • 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 | Memphis, TN
    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
    $51.70
    $25.80
    Add to Cart
  • Cartridge, 25sqft, 2-1/8"ot, 2-1/8"ob, 4-15/16", 13-5/16" 4oz PB

    SKU: PST-17-175-1606PB

    MPN:
    PC-2370
    Warehouse Location:
    Tucson, Arizona | Memphis, TN
    Filter Length:
    13-5/16"
    Filter Diameter:
    4-15/16"
    Filbur Number:
    PC-2370
    Filter Top Style:
    Open
    Filter Bottom Style:
    Open
    Filter Media Type:
    Point Bonded
    Filter Square Footage:
    25 sq ft
    Manufacturer:
    Filbur
    $51.40
    $26.00
    Add to Cart
  • Cartridge, 25sqft, 4"ot, 4"ob, 6-1/2", 8", 3oz MB

    SKU: PST-17-175-2570MB

    MPN:
    PMA25-M
    Warehouse Location:
    Tucson, Arizona | Memphis, TN
    Filter Length:
    8"
    Filter Diameter:
    6-1/2"
    Pleatco Number:
    PMA25-M
    Filter Top Style:
    Open
    Filter Bottom Style:
    Open
    Filter Media Type:
    3oz Microban
    Filter Square Footage:
    25 sq ft
    Manufacturer:
    Pleatco Filter Cartridges
    $42.50
    $33.60
    Add to Cart
  • Cartridge, 25sqft, ht, 1-1/2"mpt b, 4-5/8", 6-3/4" PB

    SKU: PST-17-175-1618PB

    MPN:
    PC-0125
    Warehouse Location:
    Tucson, Arizona | Memphis, TN
    Filter Length:
    6-3/4"
    Filter Diameter:
    4-5/8"
    Filbur Number:
    PC-0125
    OEM Number:
    20241-238
    Pleatco Number:
    PSG15-P4
    RJ Filtration Number:
    AK-9002
    Unicel Number:
    4CH-20
    Aladdin Number:
    12004
    Filter Top Style:
    Handle
    Filter Bottom Style:
    Male Pipe Thread (mpt)
    Filter Media Type:
    Point Bonded
    Filter Square Footage:
    25 sq ft
    Manufacturer:
    Filbur
    $50.90
    $26.20
    Add to Cart
  • Cartridge, 25sqft, ht, 1-1/2"mpt b, 4-5/8", 9-3/4", PB

    SKU: PST-17-175-1264PB

    MPN:
    PC-0131
    Warehouse Location:
    Tucson, Arizona | Memphis, TN
    Filter Length:
    9-3/4"
    Filter Diameter:
    4-5/8"
    Filbur Number:
    FC-0131
    OEM Number:
    20254-238
    Pleatco Number:
    PGS25P4
    RJ Filtration Number:
    AK-9004
    Unicel Number:
    4CH-24
    Filter Top Style:
    Handle
    Filter Bottom Style:
    Male Pipe Thread (mpt)
    Filter Media Type:
    Point Bonded
    Filter Model:
    Echo Series
    Filter Square Footage:
    25 sq ft
    Manufacturer:
    Filbur
    $55.70
    $28.30
    Add to Cart
  • Cartridge, 25sqft, ht, 1-1/2"mpt b, 5", 8-1/2" Point Bonded

    SKU: PST-17-175-2214PB

    MPN:
    PC-0136
    Warehouse Location:
    Tucson, Arizona | Memphis, TN
    Filter Length:
    8-1/2"
    Filter Diameter:
    5"
    Filbur Number:
    PC-0136
    OEM Number:
    PDM-25
    Pleatco Number:
    PDM25-P4
    Filter Top Style:
    Handle
    Filter Bottom Style:
    Male Pipe Thread (mpt)
    Filter Media Type:
    Point Bonded
    Filter Model:
    Models since 2006
    Filter Square Footage:
    25 sq ft
    Manufacturer:
    Filbur
    $50.20
    $25.30
    Add to Cart
  • Cartridge, 25sqft, ht, 1-1/2"mpt b, 6"dia, 9-3/4", 3oz

    SKU: PST-17-175-1643

    MPN:
    PTL25W-P4
    Warehouse Location:
    Tucson, Arizona | Memphis, TN
    Filter Length:
    9-3/4"
    Filter Diameter:
    6"
    Filbur Number:
    FC-3083
    Pleatco Number:
    PAQ25-O
    RJ Filtration Number:
    AK-5011
    Unicel Number:
    C-6601
    Aladdin Number:
    12529
    Filter Top Style:
    Handle
    Filter Bottom Style:
    Male Pipe Thread (mpt)
    Filter Media Type:
    3oz
    Filter Square Footage:
    25 sq ft
    Manufacturer:
    Pleatco
    $65.20
    $32.60
    Add to Cart
  • Cartridge, 25sqft, String ht, 2-1/8"ob, 5-11/16", 10-3/8", PB

    SKU: PST-17-175-1395PB

    MPN:
    PC-1330
    Warehouse Location:
    Tucson, Arizona | Memphis, TN
    Filter Length:
    10-3/8"
    Filter Diameter:
    5-11/16"
    Filbur Number:
    PC-1330
    Filter Top Style:
    String-Handle
    Filter Bottom Style:
    Open
    Filter Media Type:
    Point Bonded
    Filter Square Footage:
    25 sq ft
    Manufacturer:
    Filbur
    $48.20
    $24.70
    Add to Cart
  • Cartridge, 27sqft, ht, 1-1/2" mpt b, 4-5/8", 11-1/4", 3oz MB

    SKU: PST-17-175-2355MB

    MPN:
    FC-0132M
    Warehouse Location:
    Tucson, Arizona | Memphis, TN
    Filter Length:
    11-1/4"
    Filter Diameter:
    4-5/8"
    Filbur Number:
    FC-0132M
    OEM Number:
    PSG27.5-MICROBL
    Pleatco Number:
    PSG27.5-MP4
    Filter Top Style:
    Handle
    Filter Bottom Style:
    Male Pipe Thread (mpt)
    Filter Media Type:
    3oz Microban
    Filter Square Footage:
    27 sq ft
    Manufacturer:
    Filbur
    $48.10
    $38.90
    Add to Cart
  • Cartridge, 27sqft, ht, 1-1/4"SAE b, 4-5/8", 11-1/4", 3oz MB

    SKU: PST-17-175-1624MB

    MPN:
    FC-0134M
    Warehouse Location:
    Tucson, Arizona | Memphis, TN
    Filter Length:
    11-1/4"
    Filter Diameter:
    4-5/8"
    Filbur Number:
    FC-0134M
    OEM Number:
    PSG27.5-MICROBL
    Pleatco Number:
    PSG27.5MP2
    Filter Top Style:
    Handle
    Filter Bottom Style:
    SAE Thread
    Filter Media Type:
    3oz Microban
    Filter Square Footage:
    27 sq ft
    Manufacturer:
    Filbur
    $48.30
    $39.10
    Add to Cart
  • Cartridge, 30 sqft, 4"ot, 4"ob, 7", 7-1/4" 3oz MB

    SKU: PST-17-175-1897MB

    MPN:
    FC-1003M
    Warehouse Location:
    Tucson, Arizona | Memphis, TN
    Filter Length:
    7-1/4"
    Filter Diameter:
    7"
    Filbur Number:
    FC-1003M
    Pleatco Number:
    PMA30-2002-R-M
    Filter Top Style:
    Open
    Filter Bottom Style:
    Open
    Filter Media Type:
    3oz Microban
    Filter Model:
    Round Outer, Eco-Pur, Old, Microban
    Filter Square Footage:
    30 sq ft
    Manufacturer:
    Filbur
    $47.10
    $37.80
    Add to Cart
  • Cartridge, 30sqft, 1-15/16"ot, 1-15/16"ob, 6", 10-1/2" 3oz MB

    SKU: PST-17-175-1755MB

    MPN:
    FC-3915M
    Warehouse Location:
    Tucson, Arizona | Memphis, TN
    Filter Length:
    10-1/2"
    Filter Diameter:
    6"
    Filbur Number:
    FC-3915M
    OEM Number:
    31489
    Pleatco Number:
    PWK30-M
    Filter Top Style:
    Open
    Filter Bottom Style:
    Open
    Filter Media Type:
    3oz Microban
    Filter Model:
    Models after 1990 Antimicrobial
    Filter Square Footage:
    30 sq ft
    Manufacturer:
    Filbur
    $44.90
    $35.80
    Add to Cart
  • Cartridge, 30sqft, ht, 1-1/2"mpt b, 4-5/8", 11-7/8" PB

    SKU: PST-17-175-1000PB

    MPN:
    PC-0141
    Warehouse Location:
    Tucson, Arizona | Memphis, TN
    Filter Length:
    11-7/8"
    Filter Diameter:
    4-5/8"
    Filbur Number:
    PC-0141
    OEM Number:
    1561-14
    Pleatco Number:
    PTL25-H
    RJ Filtration Number:
    AK-9005
    Unicel Number:
    4CH-30
    Filter Top Style:
    Handle
    Filter Bottom Style:
    Male Pipe Thread (mpt)
    Filter Media Type:
    Point Bonded
    Filter Square Footage:
    30 sq ft
    Manufacturer:
    Filbur
    $57.90
    $29.30
    Add to Cart
  • Cartridge, 30sqft, ht, 2"mpt b, 7", 7-1/4" Point Bonded

    SKU: PST-17-175-1903PB

    MPN:
    PC-0418
    Warehouse Location:
    Tucson, Arizona | Memphis, TN
    Filter Length:
    7-1/4"
    Filter Diameter:
    7"
    Filbur Number:
    PC-0418
    Filter Top Style:
    Handle
    Filter Bottom Style:
    Male Pipe Thread (mpt)
    Filter Media Type:
    Point Bonded
    Filter Square Footage:
    30 sq ft
    Manufacturer:
    Filbur
    $64.60
    $32.40
    Add to Cart