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!

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  • Your filters are guaranteed to be the right fit!
  • Our products are price match guaranteed!
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  • You’re guaranteed to find expert help!

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Water Filtration Systems & Filters

Discount Filter Store carries a wide variety of water filters and filtration systems to make sure that you have clean water everywhere you need it. We offer camping water filters, RV filters, water bottles for travelers on the go. Purify your office or home’s drinking water with countertop filter systems, commercial grade filters, and whole house filter systems. Our filters are protected by our 100% Price Match Guarantee. We are happy to offer you the lowest possible price on our filters, matching any lower price listed by competitors.

11 Item(s)

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  • HDG-CB-AC10 Hydronix Reverse Osmosis Filter

    HDG-CB-AC10 Hydronix Reverse Osmosis Filter

    $7.99
    MSRP: $9.19
    Save 13%
  • ICF-10 Hydronix Inline Coconut Carbon Filter

    ICF-10 Hydronix Inline Coconut Carbon Filter

    $7.05
    MSRP: $9.19
    Save 23%
  • ICF-10Q Hydronix Inline Coconut Carbon Filter

    ICF-10Q Hydronix Inline Coconut Carbon Filter

    $6.99
    MSRP: $10.34
    Save 32%
  • ICF-10Q38 Hydronix Inline Coconut Carbon Filter

    ICF-10Q38 Hydronix Inline Coconut Carbon Filter

    $8.99
    MSRP: $11.49
    Save 22%
  • ICF-2512 Hydronix Inline Coconut Carbon Filter

    ICF-2512 Hydronix Inline Coconut Carbon Filter

    $23.99
    MSRP: $26.34
    Save 9%
  • ICF-6 Hydronix Inline Coconut Carbon Filter

    ICF-6 Hydronix Inline Coconut Carbon Filter

    $5.99
    MSRP: $9.19
    Save 35%
  • ICF-6Q Hydronix Inline Coconut Carbon Filter

    ICF-6Q Hydronix Inline Coconut Carbon Filter

    $6.99
    MSRP: $10.34
    Save 32%
  • ISF-10 Hydronix Sediment Inline Filter

    ISF-10 Hydronix Sediment Inline Filter

    $6.99
    MSRP: $10.34
    Save 32%
  • ISF-2512 Hydronix Sediment Inline Filter

    ISF-2512 Hydronix Sediment Inline Filter

    $8.99
    MSRP: $12.64
    Save 29%
  • CB-25-1001 Hydronix Carbon Water Filter

    CB-25-1001 Hydronix Carbon Water Filter

    $9.99
    MSRP: $13.79
    Save 28%
  • CB6 Multipure Aquaversa Comparable Water Filter: HDG-CB6-14 HydroGuard

    CB6 Comparable Water Filter: HDG-CB6-14 HydroGuard

    $29.99
    MSRP: $43.99
    Save 32%

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