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

  • Cartridge, 25sqft, 2-1/8"ot, 2-1/8"ob, 4-15/16", 13-5/16" 3oz MB

    Cartridge, 25sqft, 2-1/8"ot, 2-1/8"ob, 4-15/16", 13-5/16" 3oz MB

    SKU: PST-17-175-1210MB

    MPN:
    FC-2375M
    Warehouse Location:
    Tucson, AZ | Memphis, TN
    Filter Length:
    13-5/16 inches
    Filter Diameter:
    4-15/16 inches
    Filbur Number:
    FC-2375M
    Pleatco Number:
    PRB25-IN-M
    Unicel Number:
    C-4326RA
    Filter Top Style:
    Open
    Filter Bottom Style:
    Open
    Filter Media Type:
    3oz Microban
    Filter Square Footage:
    25 sq ft
    Manufacturer:
    Filbur
    $69.00
    $35.80
    Add to Cart
  • Cartridge, 35sqft, 2-1/8"ot, 2-1/8"ob, 4-15/16", 9-1/4" 3oz MB

    Cartridge, 35sqft, 2-1/8"ot, 2-1/8"ob, 4-15/16", 9-1/4" 3oz MB

    SKU: PST-17-175-1607MB

    MPN:
    FC-2385M
    Warehouse Location:
    Tucson, AZ | Memphis, TN
    Filter Length:
    9-1/4"
    Filter Diameter:
    4-15/16"
    Filbur Number:
    FC-2385M
    OEM Number:
    817-3501
    Pleatco Number:
    PRB35-IN-3
    RJ Filtration Number:
    AK-3015
    Unicel Number:
    C-4335
    Filter Top Style:
    Open
    Filter Bottom Style:
    Open
    Filter Media Type:
    3oz Microban
    Filter Model:
    Ultra Skim Filter 40sqft
    Filter Square Footage:
    35 sq ft
    Manufacturer:
    Filbur
    $98.80
    $51.50
    Add to Cart
  • Cartridge, 10sqft, 2-1/8"ot, 2-1/8"ob, 3-7/8", 7-1/8", 3oz MB

    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, AZ | 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
    $76.20
    $39.00
    Add to Cart
  • Cartridge, 50sqft, ht, 2" mpt b, 5-3/16", 12-1/2", 3oz MB

    Cartridge, 50sqft, ht, 2" mpt b, 5-3/16", 12-1/2", 3oz MB

    SKU: PST-17-175-2256MB

    MPN:
    FC-0203M
    Warehouse Location:
    Tucson, AZ | Memphis, TN
    Filter Length:
    12-1/2"
    Filter Diameter:
    5-3/16"
    Filbur Number:
    FC-0203M
    Filter Top Style:
    Handle
    Filter Bottom Style:
    Male Pipe Thread (mpt)
    Filter Media Type:
    3oz Microban
    Filter Square Footage:
    50 sq ft
    Manufacturer:
    Filbur
    $126.00
    $71.90
    Add to Cart
  • Cartridge, 40sqft, ht, 1-1/2"SAE b, 6", 8-1/4" 3oz MB

    Cartridge, 40sqft, ht, 1-1/2"SAE b, 6", 8-1/4" 3oz MB

    SKU: PST-17-175-1749MB

    MPN:
    FC-0359M
    Warehouse Location:
    Tucson, AZ | Memphis, TN
    Filter Length:
    8-1/4 inches
    Filter Diameter:
    6 inches
    Filbur Number:
    FC-0359M
    OEM Number:
    03FIL1400
    Pleatco Number:
    PWW50-M
    Unicel Number:
    6CH-940RA
    Filter Top Style:
    Handle
    Filter Bottom Style:
    SAE Thread
    Filter Media Type:
    3oz Microban
    Filter Square Footage:
    40 sq ft
    Manufacturer:
    Filbur
    $108.90
    $61.50
    Add to Cart
  • Cartridge, 50sqft, ht, 2"mpt b, 6-3/4", 8" 3oz MB

    Cartridge, 50sqft, ht, 2"mpt b, 6-3/4", 8" 3oz MB

    SKU: PST-17-175-2370MB

    MPN:
    FC-0311M
    Warehouse Location:
    Tucson, AZ | Memphis, TN
    Filter Length:
    8"
    Filter Diameter:
    7"
    Filbur Number:
    FC-0311M
    Pleatco Number:
    PAS35-2 MB
    Filter Top Style:
    Open
    Filter Bottom Style:
    Male Pipe Thread (mpt)
    Filter Media Type:
    3oz Microban
    Filter Square Footage:
    35 sq ft
    Manufacturer:
    Filbur
    $109.10
    $61.50
    Add to Cart
  • Cartridge, 40sqft, ht, 1-1/2"mpt b, 4-5/8", 15-1/4", 3oz MB

    Cartridge, 40sqft, ht, 1-1/2"mpt b, 4-5/8", 15-1/4", 3oz MB

    SKU: PST-17-175-1629MB

    MPN:
    FC-0133M
    Warehouse Location:
    Tucson, AZ | Memphis, TN
    Filter Length:
    15-1/4"
    Filter Diameter:
    4-5/8"
    Filbur Number:
    FC-0133M
    Pleatco Number:
    PSG40N-M
    Unicel Number:
    4CH-940RA
    Filter Top Style:
    Handle
    Filter Bottom Style:
    Male Pipe Thread (mpt)
    Filter Media Type:
    3oz Microban
    Filter Square Footage:
    40 sq ft
    Manufacturer:
    Filbur
    $106.80
    $60.00
    Add to Cart
  • Cartridge, 27sqft, ht, 1-1/2" mpt b, 4-5/8", 11-1/4", 3oz MB

    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, AZ
    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
    $100.10
    $52.10
    Add to Cart
  • Cartridge, 50sqft, 1-7/8"ot, 2-3/8"ob w/slot, 8-1/2", 7-1/4"3ozMB

    Cartridge, 50sqft, 1-7/8"ot, 2-3/8"ob w/slot, 8-1/2", 7-1/4"3ozMB

    SKU: PST-17-175-1736MB

    MPN:
    FC-3053M
    Warehouse Location:
    Tucson, AZ
    Filter Length:
    7-1/4"
    Filter Diameter:
    8-1/2"
    Filbur Number:
    FC-3053M
    OEM Number:
    212315
    Pleatco Number:
    PVT50W
    Unicel Number:
    C-8350RA
    Filter Top Style:
    Open
    Filter Bottom Style:
    Open w/Slots
    Filter Media Type:
    3oz Microban
    Filter Model:
    Filtration Filter (Antimicrobial)
    Filter Square Footage:
    50 sq ft
    Manufacturer:
    Filbur
    $108.30
    $57.00
    Add to Cart
  • Cartridge, 50sqft, 2-1/8"ot, 2-1/8"ob, 4-15/16", 13-5/16" 3oz MB

    Cartridge, 50sqft, 2-1/8"ot, 2-1/8"ob, 4-15/16", 13-5/16" 3oz MB

    SKU: PST-17-175-1595MB

    MPN:
    FC-2390M
    Warehouse Location:
    Tucson, AZ | Memphis, TN
    Filter Length:
    13-5/16"
    Filter Diameter:
    4-15/16"
    Filbur Number:
    FC-2390M
    OEM Number:
    17-2380
    Pleatco Number:
    PRB50-IN-M
    Unicel Number:
    C-4950RA
    Filter Top Style:
    Open
    Filter Bottom Style:
    Open
    Filter Media Type:
    3oz Microban
    Filter Square Footage:
    50 sq ft
    Manufacturer:
    Filbur
    $103.70
    $58.30
    Add to Cart
  • Cartridge, 50 sqft, ht, 2" SAE b, 8", 5-3/4" 3oz, MB
    out of stock

    Cartridge, 50 sqft, ht, 2" SAE b, 8", 5-3/4" 3oz, MB

    SKU: PST-17-175-3690MB

    MPN:
    FC-0536M
    Warehouse Location:
    Tucson, AZ | Memphis, TN
    Filter Length:
    5-3/4"
    Filter Diameter:
    8"
    Filbur Number:
    FC-0536M
    OEM Number:
    323515
    Pleatco Number:
    PBF35-M
    Unicel Number:
    8CH-950
    Aladdin Number:
    15052
    Filter Top Style:
    Handle
    Filter Bottom Style:
    SAE Thread
    Filter Media Type:
    3oz Microban
    Filter Square Footage:
    50 sq ft
    Manufacturer:
    Filbur
    $105.90
    $59.50
    Out of stock
  • Cartridge, 40sqft, ht, 1-1/4"SAE b, 4-3/4", 15-1/4", 3oz MB
    out of stock

    Cartridge, 40sqft, ht, 1-1/4"SAE b, 4-3/4", 15-1/4", 3oz MB

    SKU: PST-17-175-1628MB

    MPN:
    FC-0135M
    Warehouse Location:
    Tucson, AZ | Memphis, TN
    Filter Length:
    15-1/4"
    Filter Diameter:
    4-3/4"
    Filbur Number:
    FC-0135M
    Pleatco Number:
    PSG40N-P2-M
    Filter Top Style:
    Handle
    Filter Bottom Style:
    SAE Thread
    Filter Media Type:
    3oz Microban
    Filter Square Footage:
    40 sq ft
    Manufacturer:
    Filbur
    $102.60
    $57.80
    Out of stock
  • Cartridge, 40sqft, 4"ot, 4"ob, 8", 7-3/8", 3oz MB

    Cartridge, 40sqft, 4"ot, 4"ob, 8", 7-3/8", 3oz MB

    SKU: PST-17-175-1895MB

    MPN:
    FC-1007M
    Warehouse Location:
    Memphis, TN
    Filter Length:
    7-3/8"
    Filter Diameter:
    8"
    Filbur Number:
    FC-1007M
    OEM Number:
    X268330
    Pleatco Number:
    PMA40-2003-R
    Filter Top Style:
    Open
    Filter Bottom Style:
    Open
    Filter Media Type:
    3oz Microban
    Filter Model:
    Round Outer, Eco-Pur, 2006-Present
    Filter Square Footage:
    40 sq ft
    Manufacturer:
    Filbur
    $131.30
    $75.20
    Add to Cart
  • Cartridge, 30sqft, 1-15/16"ot, 1-15/16"ob, 6", 10-1/2" 3oz MB
    out of stock

    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:
    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
    $76.70
    $39.40
    Out of stock
  • Cartridge, 27sqft, ht, 1-1/4"SAE b, 4-5/8", 11-1/4", 3oz MB
    out of stock

    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, AZ
    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
    $94.40
    $49.30
    Out of stock