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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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  • P1 Pentek 10 x 2.5-inch Whole House Sediment Water Filter Replacement
  • Hytrex GX-50-9-78 Polypropylene Sediment Filter

    Hytrex GX-50-9-78 Polypropylene Sediment Filter

    $5.99 Retail Price:  $7.12
  • Pentek BN-420-800 Nylon Filter Bag

    Pentek BN-420-800 Nylon Filter Bag

    $5.99 Retail Price:  $7.92
  • Pentek KE10G2S Polyester Filter Bag

    Pentek KE10G2S Polyester Filter Bag

    $5.99 Retail Price:  $7.12
  • Pentek KE25G4S Polyester Filter Bag

    Pentek KE25G4S Polyester Filter Bag

    $5.99 Retail Price:  $6.89
  • Pentek KO100G1S Polypropylene Filter Bag

    Pentek KO100G1S Polypropylene Filter Bag

    $5.99 Retail Price:  $8.04
  • Pentek NMO800K1S Nylon Filter Bag

    Pentek NMO800K1S Nylon Filter Bag

    $5.99 Retail Price:  $8.04
  • Pentek PO25G4S Polypropylene Filter Bag

    Pentek PO25G4S Polypropylene Filter Bag

    $5.99 Retail Price:  $8.34
  • Pentek PO50G3S Polypropylene Filter Bag

    Pentek PO50G3S Polypropylene Filter Bag

    $5.99 Retail Price:  $6.89
  • KE100G2S Pentek Polyester Felt Bag Filter

    KE100G2S Pentek Polyester Felt Bag Filter

    $5.09 Retail Price:  $8.15
  • KE5G2S Pentek Bag Filter

    KE5G2S Pentek Bag Filter

    $5.09 Retail Price:  $8.15
  • GX01-9-78 Hytrex Replacement Filter Cartridge
  • GX75-9-78 Hytrex Replacement Filter Cartridge

    GX75-9-78 Hytrex Water Filter Cartridge

    $5.49 Retail Price:  $8.61
  • W2123100 Doulton Wing Nut

    W2123100 Doulton Long Mount Water Filter Wing Nut

    $5.99 Retail Price:  $8.34
  • ICF-6 Hydronix Inline Coconut Carbon Filter

    ICF-6 Hydronix Inline Coconut Carbon Filter

    $5.99 Retail Price:  $9.19
  • FPMB5-20 Watts Flo-Pro Replacement Filter Cartridge
  • GX03-9-78 Hytrex Replacement Water Filter

    GX03-9-78 Hytrex Replacement Water Filter

    $5.99 Retail Price:  $9.19
  • GX05-9-78 Hytrex Replacement Filter Cartridge

    GX05-9-78 Hytrex Replacement Water Filter Cartridge

    $5.99 Retail Price:  $8.61
  • WS03X10016 GE Water Filtration System Flow Control

    WS03X10016 GE Water Filtration System Flow Control

    $5.99 Retail Price:  $28.94
  • SDC-25-0505 Hydronix Sediment Water Filter Cartridge

    SDC-25-0505 Hydronix Sediment Water Filter Cartridge

    $5.99 Retail Price:  $6.89
  • SDC-25-0510 Hydronix Sediment Water Filter Cartridge

    SDC-25-0510 Hydronix Sediment Water Filter Cartridge

    $5.99 Retail Price:  $8.34

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