Water 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.

85 Products found

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  1. Tier1 RO5 Replacement Filter Bundle 4-Pack

    Price $35.99 List Price Price $50.99 Save 29%
  2. 3MROM413-20A 3M Under Sink Reverse Osmosis Membrane Replacement Water Filter

    Price $186.99 List Price Price $267.99 Save 30%
    Free Shipping
  3. 3MROP412-20A 3M Under Sink Reverse Osmosis Replacement Water Filter Cartridge

    Price $48.99 List Price Price $69.99 Save 30%
    Free Shipping
  4. FM-1500 Water Factory Systems Under Sink Drinking Water System

    Price $154.99 List Price Price $221.99 Save 30%
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  5. WSQC-2 WaterSentinel Reverse Osmosis Carbon GAC Filter Cartridge

    Price $22.99 List Price Price $32.99 Save 30%
  6. ICF-2512-ALK Hydronix Inline Coconut Carbon Filter Cartridge

    Price $43.99 List Price Price $62.99 Save 30%
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  7. Pentek 255579-43 Inline Sediment Water Filter Replacement

    Price $21.99 List Price Price $31.41 Save 29%
  8. GXRTDR GE Inline Water Filter Cartridge Comparable By Tier1

    Price $11.99 List Price Price $17.99 Save 33%

85 Products found

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