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 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.

35 Item(s)

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  • CRF-950Z PUR Pitcher Replacement Cartridge

    CRF-950Z PUR Replacement Water Filter Pitcher

    $11.99
    MSRP: $16.09
    Save 25%
  • CRF-950Z-3 PUR Pitcher Replacement Cartridge (3-Pack)

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

    $25.99
    MSRP: $36.79
    Save 29%
  • DS-1800Z PUR 2-Stage 160-Ounce Water Dispenser

    DS1800ZV1 PUR 2-Stage 144-Ounce Water Dispenser

    $38.99
    MSRP: $47.14
    Save 17%
  • FXPL3D GE Pitcher Replacement Cartridge (3-Pack)
  • FM-3333B PUR 2-Stage Vertical Faucet Filter System - White

    FM-3333B PUR 2-Stage Vertical Faucet Filter System - White

    $21.99
    MSRP: $31.04
    Save 29%
  • FM-3400B PUR 3-Stage Vertical Faucet Filter System - White

    FM-3400B PUR 3-Stage Vertical Faucet Filter System - White

    $32.99
    MSRP: $40.24
    Save 18%
  • FM-3700B PUR 3-Stage Vertical Faucet Filter System - Chrome

    FM-3700B PUR 3-Stage Vertical Faucet Filter System - Chrome

    $38.99
    MSRP: $54.99
    Save 29%
  • FM-4100B PUR 3-Stage Vertical Faucet Filter System - Stainless Steel
  • FM-9100M PUR 3-Stage Horizontal Faucet Filter System - Stainless Steel
  • FM-9400B PUR 3-Stage Horizontal Faucet Filter System - Chrome
  • FM-9600B PUR 3-Stage Horizontal Faucet Filter System - White
  • RF-3375 PUR 2-Stage Vertical Faucet Filter Replacement Cartridge - White
  • RF-9999-6 PUR 3-Stage Mineral Clear Faucet Filter Replacement Cartridge (6-Pack)
  • CR-5000 PUR Flavor Options 56-Ounce Water Pitcher
  • FM-5050C PUR Flavor Options Faucet Filter System - Chrome
  • FM-3333B PUR Vertical Faucet Mount w/2-Stage Water Filtration System
  • RF-9999-2NM PUR Faucet Mount Water Filter Replacement
  • FM-2000B PUR Basic Water Faucet Filtration System

    FM-2000B PUR Basic Water Faucet Filtration System

    $19.99
    MSRP: $33.34
    Save 40%
  • FM-3500B PUR Advanced Water Faucet Filtration System

    FM-3500B PUR Advanced Water Faucet Filtration System

    $38.99
    MSRP: $57.99
    Save 33%
  • FM-4000B PUR Advanced Water Faucet Filtration System

    FM-4000B PUR Advanced Water Faucet Filtration System

    $49.99
    MSRP: $63.00
    Save 21%
  • FM-9100B PUR AdvancedPlus Water Faucet Filtration System

    FM-9100B PUR AdvancedPlus Water Faucet Filtration System

    $39.99
    MSRP: $51.74
    Save 23%
  • FM-9000B PUR AdvancedPlus Water Faucet Filtration System

    FM-9000B PUR AdvancedPlus Water Faucet Filtration System

    $37.99
    MSRP: $54.04
    Save 30%
  • RF-9999 PUR MineralClear Water Faucet Filter Refill (2-Pack)
  • RF-9999 PUR MineralClear Water Faucet Filter Refill (4-Pack)
  • CR-4000 PUR Water Filter Pitcher (5 Cup)
  • CR-6000 PUR Water Filter Pitcher (7 Cup)
  • CR-1100C PUR Water Filter Pitcher (11 Cup)

    CR-1100C PUR Water Filter Pitcher (11 Cup)

    $34.99
    MSRP: $42.54
    Save 18%
  • CRF-950Z-2 PUR Water Filters (Replacement 2-Pack)

    CRF-950Z-2 PUR Water Filters (Replacement 2-Pack)

    $15.99
    MSRP: $23.00
    Save 30%
  • CRF-950Z-4 PUR Water Filters

    CRF-950Z-4 PUR Water Filters (Replacement 4-Pack)

    $34.99
    MSRP: $44.99
    Save 22%
  • CR-6000C PUR Water Filter Pitcher

    CR-6000C PUR Water Filter Pitcher

    $25.69
    MSRP: $34.99
    Save 27%
  • FC-600L PUR Flavor Options Flavor Options Replacement Cartridge
  • FC-600S PUR Flavor Options Flavor Options Replacement Cartridge

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