Discount Water Filters and Air Filters at Discount Filter Store.com

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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. PS5-10C Pentek Comparable Sediment Water Filter by Tier1

    PS5-10C Pentek Comparable Sediment Water Filter by Tier1

    Fits standard filter housings using 10 x 2.5-inch filters Learn More
    $3.99 MSRP:  $6.99
  2. 155014-43 Pentek Comparable Whole House Sediment Water Filter by Tier1

    155014-43 Pentek Comparable Whole House Sediment Water Filter by Tier1

    Fits most standard 10 x 2.5-inch housings Learn More
  3. PD-25-934 Pentek Comparable Whole House Water Filter by Tier1
  4. P1 Pentek 10 x 2.5-inch Whole House Sediment Water Filter Replacement

    P1 Pentek Comparable Whole House Sediment Water Filter by Tier1

    Fits most standard 10 x 2.5-inch housings Learn More

    As Low As $2.39 Per Filter

  5. P5-10 Tier1 Sediment Water Filter

    P5-10 Tier1 Sediment Water Filter

    Fits into most industry standard 10-inch water filtration system housings Learn More

    As Low As $3.00 Per Filter

  6. PS5-10C Pentek Comparable Sediment Water Filter by Tier1

    PS5-10C Pentek Comparable Sediment Water Filter by Tier1

    Fits standard filter housings using 10 x 2.5-inch filters Learn More

    As Low As $3.24 Per Filter

  7. W25P American Plumber Comparable Whole House Sediment Water Filter by Tier1
  8. PD-1-934-Pentek Comparable Whole House Sediment Water Filter by Tier1

    PD-1-934-Pentek Comparable Whole House Sediment Water Filter by Tier1

    Fits most standard 10 x 2.5-inch housings Learn More

    As Low As $0.00 Per Filter

  9. PS1-10C Pentek Comparable Whole House Sediment Water Filter by Tier1

    PS1-10C Pentek Comparable Whole House Sediment Water Filter by Tier1

    Fits most standard 10 x 2.5-inch housings Learn More

    As Low As $0.00 Per Filter

  10. PX01-9-78 Purtrex Comparable Whole House Sediment Water Filter by Tier1

    PX01-9-78 Purtrex Comparable Whole House Sediment Water Filter by Tier1

    Fits most standard 10 x 2.5-inch housings Learn More

    As Low As $0.00 Per Filter

  11. AP-GRMB-20PP-10UB Aqua-Pure Comparable Whole House Sediment Water Filter by Tier1
  12. SDC-25-1020 Hydronix Comparable Whole House Sediment Water Filter by Tier1
  13. GX20-9-78 Hytrex Comparable Whole House Sediment Water Filter by Tier1
  14. P25 Pentek Comparable Whole House Sediment Filter by Tier1
  15. PS20-10C Pentek Comparable Whole House Sediment Water Filter by Tier1
  16. PX20-9-78 Purtrex Comparable Whole House Sediment Water Filter by Tier1
  17. CW-MF Pentek Comparable Whole House Sediment Water Filter by Tier1

    The CW-MF Pentek Comparable Whole House Sediment Water Filter by Tier1

    Fits most standard 10 x 2.5-inch housings Learn More
    $4.99 MSRP:  $9.99
  18. CW-50 Pentek Comparable Whole House Sediment Water Filter by Tier1

    CW-50 Pentek Comparable Whole House Sediment Water Filter by Tier1

    Fits most standard 10 x 2.5-inch housings Learn More
    $4.99 MSRP:  $9.99
  19. RS2SS OmniFilter Comparable Whole House Water Filter by Tier1

    RS2SS OmniFilter Comparable Whole House Water Filter by Tier1

    Fits most standard 10 x 2.5-inch filter housings Learn More
    $4.99 MSRP:  $9.99
  20. P20 Pentek 10 x 2.5-inch Comparable Whole House Sediment Water Filter

    P20 Pentek Comparable Whole House Sediment Water Filter by Tier1

    Fits most standard 10 x 2.5-inch housings Learn More

    As Low As $4.50 Per Filter

  21. W30W American Plumber Comparable Whole House Sediment Water Filter by Tier1

    W30W American Plumber Comparable Whole House Sediment Water Filter by Tier1

    Fits most standard 10 x 2.5-inch housings Learn More

    As Low As $0.00 Per Filter

  22. W50W American Plumber Comparable Whole House Sediment Water Filter by Tier1

    W50W American Plumber Comparable Whole House Sediment Water Filter by Tier1

    Fits most standard 10 x 2.5-inch housings Learn More

    As Low As $0.00 Per Filter

  23. SWC-25-1030 Hydronix Comparable Whole House Sediment Water Filter by Tier1

    SWC-25-1030 Hydronix Comparable Whole House Sediment Water Filter by Tier1

    Fits most standard 10 x 2.5-inch housings Learn More

    As Low As $0.00 Per Filter

  24. SWC-25-1050-Hydronix Comparable Whole House Sediment Water Filter by Tier1

    SWC-25-1050-Hydronix Comparable Whole House Sediment Water Filter by Tier1

    Fits most standard 10 x 2.5-inch housings Learn More

    As Low As $0.00 Per Filter

  25. SWC-25-10100 Hydronix Comparable Whole House Sediment Water Filter by Tier1

    SWC-25-10100 Hydronix Comparable Whole House Sediment Water Filter by Tier1

    Fits most standard 10 x 2.5-inch housings Learn More

    As Low As $0.00 Per Filter

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