Discount Water Filters and Air Filters at Discount Filter Store.com

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Pool Filters & Spa Filters

Your pool and spa should be for you, not for bacteria. Be sure to replace your old pool filter to keep your Jacuzzi and swimming pool clean. Discount Filter Store carries an expansive line of replacement pool filters and spa filters from industry leading brands like Tier1. With antimicrobial pool filters, you can swim with confidence knowing that no harmful microbes are swimming with you. Enjoy your summer with clean water.

Not sure which filter you need? Speak with one of our filter experts at 1-800-277-3458, and we’ll answer your filter questions to help you find the best product for you.

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Items 1 to 48 of 65 total

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  • Tier1 Brand Replacement for Intex 59905E
  • Tier1 brand replacement filter for systems that use 4 3/4-inch diameter by 7-inch length filters
  • Tier1 brand replacement for 03FIL1600

    Tier1 brand replacement for 03FIL1600

    $26.99
    MSRP: $33.99
    Save 21%
  • Tier1 brand replacement for 03FIL1300, 17-2482, 25393, 303557 817-3501 & R173431
  • Tier1 brand replacement for 17-2327, 100586, 33521, 25392, 303909, M-4326, 817-2500 & R173429
  • Tier1 brand replacement for 17-2010 & R173327

    Tier1 brand replacement for 17-2010 & R173327

    $15.99
    MSRP: $20.56
    Save 22%
  • Tier1 brand replacement for X268057

    Tier1 brand replacement for X268057

    $13.99
    MSRP: $24.59
    Save 43%
  • Tier1 brand replacement for 817-0014, 173584 & R173584

    Tier1 brand replacement for 817-0014, 173584 & R173584

    $22.99
    MSRP: $29.35
    Save 22%
  • Tier1 brand replacement for 6541-383

    Tier1 brand replacement for 6541-383

    $37.99
    MSRP: $61.12
    Save 38%
  • Tier1 brand replacement for 6540-723

    Tier1 brand replacement for 6540-723

    $26.99
    MSRP: $39.61
    Save 32%
  • Tier1 brand replacement for 2000-286 & 20086-001

    Tier1 brand replacement for 2000-286 & 20086-001

    $33.95
    MSRP: $39.46
    Save 14%
  • Tier1 brand replacement for 42-2891-08-R, 2590000 & 5475000

    Tier1 brand replacement for 42-2891-08-R, 2590000 & 5475000

    $15.89
    MSRP: $27.09
    Save 41%
  • Tier1 brand replacement filter for systems that use 4 3/4-inch diameter by 11 3/8-inch length filters
  • Tier1 brand replacement for WC108-572SX

    Tier1 brand replacement for WC108-572SX

    $46.99
    MSRP: $86.07
    Save 45%
  • Tier1 brand replacement for Intex 29001E (6-pack)

    Tier1 brand replacement for Intex 29001E (6-pack)

    $28.99
    MSRP: $30.99
    Save 6%
  • Tier1 Brand Replacement for Intex 29002E

    Tier1 Brand Replacement for Intex 29002E (2-pack)

    $13.99
    MSRP: $15.99
    Save 13%
  • Tier1 brand replacement for CCX1750-RE & 817-0150N

    Tier1 brand replacement for CCX1750-RE & 817-0150N

    $81.99
    MSRP: $114.99
    Save 29%
  • 817-0075N Waterway Clearwater Comparable Pool and Spa Filter Replacement by Tier1
  • Tier1 brand replacement for 817-0050, 03FIL1400, 25252, 378902 & PWW50
  • Tier1 brand replacement for 817-4050 (Antimicrobial)

    Tier1 brand replacement for 817-4050 (Antimicrobial)

    $26.99
    MSRP: $37.81
    Save 29%
  • Tier1 brand replacement for 817-4050

    Tier1 brand replacement for 817-4050

    $19.99
    MSRP: $36.79
    Save 46%
  • Waterway 817-0050 Pool and Spa Filter Replacement by Tier1

    Waterway 817-0050 Pool and Spa Filter Replacement by Tier1

    $20.99
    MSRP: $34.27
    Save 39%
  • Tier1 brand replacement for 817-4035 (Antimicrobial)

    Tier1 brand replacement for 817-4035 (Antimicrobial)

    $21.99
    MSRP: $31.03
    Save 29%
  • Tier1 brand replacement for 817-4035

    Tier1 brand replacement for 817-4035

    $17.99
    MSRP: $29.27
    Save 39%
  • Tier1 brand replacement for 31489 (Antimicrobial)

    Tier1 brand replacement for 31489 (Antimicrobial)

    $25.99
    MSRP: $32.00
    Save 19%
  • Tier1 brand replacement for 31489

    Tier1 brand replacement for 31489

    $14.99
    MSRP: $28.66
    Save 48%
  • Tier1 brand replacement filter for systems that use 4 3/8-inch diameter by 7 5/8-inch length filters
  • Tier1 brand replacement for FL1009

    Tier1 brand replacement for FL1009

    $16.99
    MSRP: $37.54
    Save 55%
  • PAS-1287 Tier1 Replacement Pool and Spa Filter (2-Pack) (alternate)
  • Tier1 brand replacement for 136629

    Tier1 brand replacement for 136629

    $7.95
    MSRP: $8.20
    Save 3%
  • Tier1 brand replacement filter for systems that use 5 5/16-inch diameter by 10-inch length filters
  • Tier1 brand replacement for R173213, 59054000 & 1561-26

    Tier1 brand replacement for R173213, 59054000 & 1561-26

    $29.99
    MSRP: $51.41
    Save 42%
  • Tier1 brand replacement for R173215 & 59054200

    Tier1 brand replacement for R173215 & 59054200

    $53.99
    MSRP: $75.89
    Save 29%
  • C-8450 & PCS50N Comparable Pool and Spa Filter by Tier1

    C-8450 & PCS50N Comparable Pool and Spa Filter by Tier1

    $54.99
    MSRP: $89.33
    Save 38%
  • Tier1 brand replacement for CX580-XRE (front)

    Tier1 brand replacement for CX580-XRE

    $51.99
    MSRP: $72.27
    Save 28%
  • Tier1 brand replacement for CX550-RE

    Tier1 brand replacement for CX550-RE

    $32.95
    MSRP: $54.27
    Save 39%
  • Tier1 brand replacement for CX470-XRE & 25200-01505

    Tier1 brand replacement for CX470-XRE & 25200-01505

    $31.95
    MSRP: $46.24
    Save 31%
  • Tier1 brand replacement for CX500-RE, R173409 & 27-079

    Tier1 brand replacement for CX500-RE, R173409 & 27-079

    $28.99
    MSRP: $50.27
    Save 42%
  • Tier1 brand replacement for CX1750-RE, 25230-0175S & 817-0175P
  • Tier1 brand replacement for CX1380-RE

    Tier1 brand replacement for CX1380-RE

    $69.99
    MSRP: $95.44
    Save 27%
  • Tier1 brand replacement for CX1280-XRE

    Tier1 brand replacement for CX1280-XRE

    $79.99
    MSRP: $108.20
    Save 26%
  • Tier1 brand replacement for CX1250-RE, CX1500-RE

    Tier1 brand replacement for CX1250-RE, CX1500-RE

    $54.99
    MSRP: $91.99
    Save 40%
  • Tier1 brand replacement for CX-1200-RE (front)

    Tier1 brand replacement for CX-1200-RE

    $77.99
    MSRP: $95.44
    Save 18%
  • Tier1 brand replacement for CX880-XRE (front)

    Tier1 brand replacement for CX880-XRE

    $57.99
    MSRP: $77.04
    Save 25%
  • Tier1 brand replacement for CX870-XRE (front)

    Tier1 brand replacement for CX870-XRE

    $49.99
    MSRP: $74.74
    Save 33%

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