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

When we protect your filter purchase with our No Worries Guarantee, we mean it!

No Worries...
  • Your filters are guaranteed to be the right fit!
  • Our products are price match guaranteed!
  • Our customer service team is guaranteed to answer your call!
  • You’re guaranteed to find expert help!

Learn more about our No Worries Guarantee

Water Filters & Air Filters Brands

Whether you’re looking to replace your inline water filter or trying to find the best air purifiers, we can help you by providing quality filters for less. Discount Filter Store offers the top filter brands, such as PUR, Honeywell, and ZeroWater to help make sure that you have worry-free water. Our helpful experts are also here to make sure you find the filter you need. Give us a call at 1-800-277-3458, and we’ll answer your filter questions from reverse osmosis water filtration systems to air humidifiers, to get you to the product you need.

Clear All
Compare

28 Item(s)

Grid  List 

Set Ascending Direction
  • Pleatco PHP11 replacement for 1370012

    Pleatco PHP11 replacement for 1370012

    $8.28
    MSRP: $11.82
    Save 30%
  • Pleatco PHP18 replacement for 1370031

    Pleatco PHP18 replacement for 1370031

    $13.17
    MSRP: $17.45
    Save 25%
  • Pleatco PJ100-4 replacement for 42-2941-08-R

    Pleatco PJ100-4 replacement for 42-2941-08-R

    $80.37
    MSRP: $94.73
    Save 15%
  • Pleatco PJ100-M4 replacement for 42-2941-08-R (Antimicrobial)
  • Pleatco PJ120-4 replacement for 42-3675-08-R

    Pleatco PJ120-4 replacement for 42-3675-08-R

    $97.41
    MSRP: $114.32
    Save 15%
  • Pleatco PJ120-M4 replacement for 42-3675-08-R (Antimicrobial)

    Pleatco PJ120-M4 replacement for 42-3675-08-R (Antimicrobial)

    $115.13
    MSRP: $134.70
    Save 15%
  • Pleatco PJ150-4 replacement for 42-3508-01-R

    Pleatco PJ150-4 replacement for 42-3508-01-R

    $109.34
    MSRP: $128.04
    Save 15%
  • Pelatco PJ160-4 replacement for 42-3667-07-R

    Pelatco PJ160-4 replacement for 42-3667-07-R

    $118.30
    MSRP: $138.35
    Save 14%
  • Pleatco PJ200S-4 replacement for 42-3668-08-R

    Pleatco PJ200S-4 replacement for 42-3668-08-R

    $113.95
    MSRP: $171.25
    Save 33%
  • Pleatco PJ200S-M4 replacement for 42-3668-08-R (Antimicrobial)

    Pleatco PJ200S-M4 replacement for 42-3668-08-R (Antimicrobial)

    $172.70
    MSRP: $200.91
    Save 14%
  • Pleatco PJ25-4 replacement for 23-2377-04

    Pleatco PJ25-4 replacement for 23-2377-04

    $29.00
    MSRP: $35.65
    Save 19%
  • Tier1 brand replacement for 42-2891-08-R, 2590000 & 5475000 (front)

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

    $15.89
    MSRP: $27.09
    Save 41%
  • Pleatco PJ25-IN-M4 replacement for 42-2891-08-R, 2590000 & 5475000 (Antimicrobial)
  • Pleatco PJ37-IN-4 replacement for 42-3533-00-R

    Pleatco PJ37-IN-4 replacement for 42-3533-00-R

    $27.76
    MSRP: $34.22
    Save 19%
  • Pleatco PJ40-4 replacement for 23-2214-01

    Pleatco PJ40-4 replacement for 23-2214-01

    $36.66
    MSRP: $44.46
    Save 18%
  • Pleatco PJ50-M4 replacement for 42-2940-09-R (Antimicrobial)
  • Pleatco PJ60-4 replacement for 23-2297-01

    Pleatco PJ60-4 replacement for 23-2297-01

    $51.13
    MSRP: $61.10
    Save 16%
  • Pleatco PJ75-4 replacement for 42-3509-00-R

    Pleatco PJ75-4 replacement for 42-3509-00-R

    $69.38
    MSRP: $82.09
    Save 15%
  • Pleatco PJ80-4 replacement for 42-3674-09-R

    Pleatco PJ80-4 replacement for 42-3674-09-R

    $70.55
    MSRP: $83.43
    Save 15%
  • Pleatco PJ80-M4 replacement for 42-3674-09-R (Antimicrobial)
  • Pleatco PJB40 replacement for 42-3724-09

    Pleatco PJB40 replacement for 42-3724-09

    $35.69
    MSRP: $43.34
    Save 18%
  • Pleatco PJB60 replacement for 42-3725-08

    Pleatco PJB60 replacement for 42-3725-08

    $48.04
    MSRP: $57.55
    Save 17%
  • Pleatco PJC110-M4 replacement for 42-3799-23-R

    Pleatco PJC110-M4 replacement for 42-3799-23-R

    $96.81
    MSRP: $113.63
    Save 15%
  • Pleatco PJC147-M4 replacement for 42-3799-24-R

    Pleatco PJC147-M4 replacement for 42-3799-24-R

    $126.37
    MSRP: $147.63
    Save 14%
  • Pleatco PJC180-M4 replacement for 42-3799-25-R

    Pleatco PJC180-M4 replacement for 42-3799-25-R

    $147.92
    MSRP: $172.41
    Save 14%
  • PAS-1331 Tier1 Replacement Pool and Spa Filter (alternate)

    Tier1 brand replacement for 2000-286 & 20086-001

    $33.95
    MSRP: $39.46
    Save 14%
  • Pleatco PJW50TL-OT-F2S-M Pool and Spa Replacement Filter

    Pleatco PJW50TL-OT-F2S-M Pool and Spa Replacement Filter

    $47.05
    MSRP: $56.41
    Save 17%
  • Pleatco PJW60TL-F2S Pool and Spa Replacement for 6540-476

    Pleatco PJW60TL-F2S Pool and Spa Replacement for 6540-476

    $47.99
    MSRP: $57.49
    Save 17%

28 Item(s)

Grid  List 

Set Ascending Direction
Scroll To Top