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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.

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  1. CQE-RC-04008 Crystal Quest Arsenic Filter Cartridge

    CQE-RC-04008 Crystal Quest Arsenic Filter Cartridge

    Fits most standard housings that accept 10-inch x 2.5-inch water filter cartridges Learn More
    $70.99 Retail Price:  $83.94
  2. CQE-RC-04051 Crystal Quest Arsenic Multi Replacement Filter Cartridge

    CQE-RC-04051 Crystal Quest Arsenic Multi Replacement Filter Cartridge

    Fits most standard housings that accept 10-inch x 2.5-inch water filter cartridges Learn More
    $61.99 Retail Price:  $94.29
  3. Crystal Quest Clear Water Filter Pitcher (#CQE-PI-00600)

    Crystal Quest Clear Water Filter Pitcher (#CQE-PI-00600)

    Fits the following Crystal Quest water filter pitchers: CQE-PI-00600 and CQE-PI-00601 Learn More
    $24.99 Retail Price:  $35.64
  4. CQE-RC-04046 Crystal Quest Replacement Faucet Filter

    CQE-RC-04046 Crystal Quest Replacement Faucet Filter

    Fits the Crystal Quest CQE-FM-00500 and CQE-FM-00501 faucet filter systems, and replaces the W2-RC faucet filter Learn More
    $17.99 Retail Price:  $24.14
  5. Crystal Quest Replacement Water Pitcher Filter (#CQE-RC-04047)

    Crystal Quest Replacement Water Pitcher Filter (#CQE-RC-04047)

    Fits the following Crystal Quest water filter pitchers: CQE-PI-00600 and CQE-PI-00601 Learn More
    $18.99 Retail Price:  $24.14
  6. CQE-RF-00703 Crystal Quest Refrigerator/Inline PLUS Water Filtration System

    CQE-RF-00703 Crystal Quest Refrigerator/Inline PLUS Water Filtration System

    For use with refrigerators with built-in water dispensers, water fountains, coolers, icemakers and commercial coffee makers Learn More
    $36.99 Retail Price:  $44.84
  7. CQE-FM-00500 Crystal Quest Faucet Filter (White)

    CQE-FM-00500 Crystal Quest Faucet Filter (White)

    Attaches to your existing faucet. Available here in white coloring Learn More
    $27.99 Retail Price:  $33.34
  8. CQE-FM-00501 Crystal Quest Faucet Filter (Chrome)

    CQE-FM-00501 Crystal Quest Faucet Filter (Chrome)

    Attaches to your existing faucet. Available here in chrome coloring Learn More
    $24.99 Retail Price:  $33.34

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