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, & Parts

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.

Clear All
Compare

Items 1 to 48 of 69 total

Page:
  1. 1
  2. 2

Grid  List 

Set Descending Direction
  • P5-30 30 X 2.5 Spun Wound Polypropylene Replacement Filter by Tier1 (5 micron)
  • P5-40 Spun Wound Polypropylene Replacement Filter by Tier1 (5 micron)
  • SWC-25-1020 Hydronix String Wound Sediment Water Filter

    SWC-25-1020 Hydronix String Wound Sediment Water Filter

    $6.99
    MSRP: $9.99
    Save 30%
  • SPC-25-1001 Hydronix Pleated Sediment Filter

    SPC-25-1001 Hydronix Pleated Sediment Water Filter

    $6.99 MSRP: $8.04
    Save 13%
  • Pentek CW-MF Whole House Water Filter Replacement Cartridge

    CW-MF Pentek Whole House Filter Replacement Cartridge

    $6.99 MSRP: $10.34
    Save 32%
  • Pentek P1 Polyproplyene Water Filter (10 x 2 1/2)
  • P20-20 Tier1 Sediment Water Filter

    P20-20 Tier1 Sediment Water Filter

    $6.99 MSRP: $9.19
    Save 24%
  • S1 Pentek Comparable Whole House Water Filter by Tier1

    S1 Pentek Comparable Whole House Water Filter by Tier1

    $6.99 MSRP: $8.99
    Save 22%
  • Braun KWF2 Comparable Coffee Water Filter Replacement by Tier1
  • My K-Cup Keurig Comparable Replacement Coffee Filter Set by Tier1 (3-Piece Set)
  • Aerobie 103705 Comparable Stainless Steel Press Filter by Home Revolution
  • P25-20 Pentek Comparable Whole House Sediment Water Filter by Tier1
  • PD-25-20 Pentek Comparable Whole House Sediment Water Filter by Tier1
  • PS20-20C Pentek Comparable Whole House Sediment Water Filter by Tier1
  • PX20-20 Purtrex Comparable Whole House Sediment Water Filter by Tier1
  • PMB20-20 Watts Comparable Whole House Sediment Water Filter by Tier1
  • WHKF-WHPL Whirlpool Comparable Whole House Replacement Sediment Filter Cartridge by Tier1
  • SPC-25-1030 Hydronix Comparable Pleated Sediment Water Filter by Tier1
  • Pentek NMO800K1S Nylon Filter Bag

    Pentek NMO800K1S Nylon Filter Bag

    $6.19
    MSRP: $9.99
    Save 38%
  • Pentek PO25G4S Polypropylene Filter Bag

    Pentek PO25G4S Polypropylene Filter Bag

    $6.19
    MSRP: $14.99
    Save 59%
  • Pentek BPH-410-1 Polypropylene High Efficiency Filter Bag
  • Nubo 57-3052 Volcano Red Neoprene Bottle Cover
  • KO25G2S Pentek Polypropylene Bag Filter

    KO25G2S Pentek Polypropylene Bag Filters

    $6.05
    MSRP: $9.42
    Save 36%
  • KO50G2S Pentek Polypropylene Bag Filter

    KO50G2S Pentek Polypropylene Bag Filter

    $6.19
    MSRP: $9.42
    Save 34%
  • GX05-9-78 Hytrex Replacement Filter Cartridge

    GX05-9-78 Hytrex Replacement Water Filter Cartridge

    $6.19
    MSRP: $10.99
    Save 44%
  • 57-2017 Nubo Bottle Replacement Water Bottle Filter

    57-2017 Nubo Replacement Water Bottle Filter

    $6.19
    MSRP: $9.99
    Save 38%
  • PF-300S OmniFilter Water Pitcher Replacement Cartridge
  • Hytrex GX-50-9-78 Polypropylene Sediment Filter

    Hytrex GX-50-9-78 Polypropylene Sediment Filter

    $6.29
    MSRP: $9.99
    Save 37%
  • Purtrex PX50-20 Polypropylene Sediment Filter

    Purtrex PX50-20 Polypropylene Sediment Filter

    $6.29
    MSRP: $10.99
    Save 43%
  • ICF-6 Hydronix Inline Coconut Carbon Filter

    ICF-6 Hydronix Inline Coconut Carbon Filter

    $6.49
    MSRP: $13.99
    Save 54%
  • GX20-9-78 Hytrex Replacement Filter Cartridge

    GX20-9-78 Hytrex Water Filter Cartridge

    $6.89
    MSRP: $8.61
    Save 20%
  • SP-RC SteriPEN Water Bottle Replacement Filter Cartridge

    SP-RC SteriPEN Water Bottle Replacement Filter Cartridge

    $6.95
    MSRP: $9.53
    Save 27%
  • SCF147 Avent Sippy-Spout (2-Pack)
  • PR-1 Culligan Pitcher Replacement Cartridge

    PR-1 Culligan Water Filter Pitcher Replacement Cartridge

    $6.99
    MSRP: $12.52
    Save 44%
  • FRC1D OmniFilter Faucet Filter Replacement Cartridge

    FRC1D OmniFilter Faucet Filter Replacement Cartridge

    $6.99
    MSRP: $12.41
    Save 44%
  • P5-478 Pentek Undersink Filter Replacement Cartridge

    P5-478 Pentek Undersink Filter Replacement Cartridge

    $6.99
    MSRP: $8.15
    Save 14%
  • PD-1-934 Pentek Whole House Replacement Sediment Filter Cartridge
  • PD-50-934 Pentek Whole House Filter Replacement Cartridge
  • PS1-10C Pentek Whole House Replacement Sediment Filter Cartridge
  • WP-30 Pentek Whole House Filter Replacement Cartridge

    WP-30 Pentek Whole House Filter Replacement Cartridge

    $6.99
    MSRP: $8.15
    Save 14%
  • WP-5 Pentek Replacement Filter Cartridge

    WP-5 Pentek Replacement Filter Cartridge

    $6.99
    MSRP: $8.84
    Save 21%
  • RS14-DS OmniFilter Whole House Filter Replacement Cartridge (2-Pack)
  • RS2-SS OmniFilter Whole House Filter Replacement Cartridge

    RS2-SS OmniFilter Whole House Water Filter Cartridge

    $6.99
    MSRP: $8.04
    Save 13%
  • RS3-SS OmniFilter Whole House Filter Replacement Cartridge
  • RS7-SS OmniFilter Whole House Filter Replacement Cartridge

Items 1 to 48 of 69 total

Page:
  1. 1
  2. 2

Grid  List 

Set Descending Direction
Scroll To Top