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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. CRF-950Z PUR Pitcher Replacement Cartridge

    CRF-950Z PUR Replacement Water Filter Pitcher

    Fits all PUR water filter pitchers and select dispensers Learn More
    $11.99 Retail Price:  $16.09
  2. CRF-950Z-3 PUR Pitcher Replacement Cartridge (3-Pack)

    CRF-950Z-3 PUR Pitcher Replacement Cartridge (3-Pack)

    Fits all PUR pitchers, and even some PUR dispensers Learn More
    $27.99 Retail Price:  $36.79
  3. DS-1800Z PUR 2-Stage 160-Ounce Water Dispenser
  4. FXPL3D GE Pitcher Replacement Cartridge (3-Pack)

    FXPL3D GE Pitcher Replacement Cartridge (3-Pack)

    Fits GE GXPL03H, and all Brita, Culligan, and PUR Pitchers Learn More
  5. FM-3333B PUR 2-Stage Vertical Faucet Filter System - White
  6. FM-3400B PUR 3-Stage Vertical Faucet Filter System - White
  7. FM-3700B PUR 3-Stage Vertical Faucet Filter System - Chrome
  8. FM-4100B PUR 3-Stage Vertical Faucet Filter System - Stainless Steel
  9. FM-9100M PUR 3-Stage Horizontal Faucet Filter System - Stainless Steel
  10. FM-9400B PUR 3-Stage Horizontal Faucet Filter System - Chrome
  11. FM-9600B PUR 3-Stage Horizontal Faucet Filter System - White
  12. RF-3375 PUR 2-Stage Vertical Faucet Filter Replacement Cartridge - White

    RF-3375 PUR 2-Stage Vertical Faucet Filter Replacement Cartridge - White

    Fits all PUR faucet mount systems including Flavor Options Learn More
    $13.99 Retail Price:  $25.29
  13.  RF-3375-2-PACK PUR 2-Stage Vertical Faucet Filter Replacement Cartridge - White (2-Pack)

    RF-3375-2-PACK PUR 2-Stage Vertical Faucet Filter Replacement Cartridge - White (2-Pack)

    Fits all PUR faucet mount systems including Flavor Options Learn More
    $22.99 Retail Price:  $26.44
  14. RF-9999 PUR 3-Stage Mineral Clear Faucet Filter Replacement Cartridge

    RF-9999 PUR Mineral Clear Faucet Filter Replacement Cartridge (3-Stage)

    For use in all PUR faucet filtration systems Learn More
    $19.99 Retail Price:  $26.44
  15. RF-9999-3 PUR 3-Stage Mineral Clear Faucet Filter Replacement Cartridge (3-Pack)

    RF-9999-3 PUR 3-Stage Mineral Clear Faucet Filter Replacement Cartridge (3-Pack)

    Fits all PUR faucet systems, regardless of orientation, color, or finish (including Simply PUR) Learn More
    $38.99 Retail Price:  $51.74
  16. RF-9999-6 PUR 3-Stage Mineral Clear Faucet Filter Replacement Cartridge (6-Pack)

    RF-9999-6 PUR 3-Stage Mineral Clear Faucet Filter Replacement Cartridge (6-Pack)

    Fits all PUR faucet systems, regardless of orientation, color, or finish (including Simply PUR) Learn More
  17. CR-5000 PUR Flavor Options 56-Ounce Water Pitcher
  18. FM-5050C PUR Flavor Options Faucet Filter System - Chrome
  19. FM-3333B PUR Vertical Faucet Mount w/2-Stage Water Filtration System

    FM-3333B PUR Vertical Faucet Mount w/2-Stage Water Filtration System

    Fits most standard residential sinks Learn More
    $21.99 Retail Price:  $35.64
  20. RF-9999-2NM PUR Faucet Mount Water Filter Replacement

    RF-9999-2NM PUR Faucet Mount Water Filter Replacement

    Fits most standard residential sinks Learn More
    $29.99 Retail Price:  $37.94
  21. FM-2000B PUR Basic Water Faucet Filtration System

    FM-2000B PUR Basic Water Faucet Filtration System

    Fits most standard residential sinks Learn More
    $19.99 Retail Price:  $33.34
  22. FM-3500B PUR Advanced Water Faucet Filtration System

    FM-3500B PUR Advanced Water Faucet Filtration System

    Fits most standard residential sinks Learn More
    $38.99 Retail Price:  $54.08
  23. FM-4000B PUR Advanced Water Faucet Filtration System

    FM-4000B PUR Advanced Water Faucet Filtration System

    Fits most standard residential sinks Learn More
    $49.99 Retail Price:  $63.00
  24. FM-9100B PUR AdvancedPlus Water Faucet Filtration System

    FM-9100B PUR AdvancedPlus Water Faucet Filtration System

    Fits most standard residential sinks Learn More
    $39.99 Retail Price:  $51.74
  25. FM-9000B PUR AdvancedPlus Water Faucet Filtration System

    FM-9000B PUR AdvancedPlus Water Faucet Filtration System

    Fits most standard residential sinks Learn More
    $37.99 Retail Price:  $54.04

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