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. C1-20 Pentek Comparable Whole House Carbon Water Filter by Tier1

    C1-20 Pentek Comparable Whole House Carbon Water Filter by Tier1

    Fits most standard 20 x 2.5-inch housings Learn More
    $13.99 MSRP:  $21.99
  2. Drinkwell PAC00-13070 Pet Fountain Premium Charcoal Filter (3-Pack)

    Drinkwell PAC00-13070 Pet Fountain Premium Charcoal Filter (3-Pack)

    Fits Drinkwell Pet Fountains: Original, Platinum, Big Dog, Multi-Tier, Outdoor Dog, Mini, Everflow, and Zen Learn More
    $9.89 MSRP:  $13.99
  3. Drinkwell PAC-13067 Pet Fountain Charcoal Filter (3-Pack)

    Drinkwell PAC-13067 Pet Fountain Charcoal Filter (3-Pack)

    Fits Drinkwell Pet Fountains: Original, Platinum, Big Dog, Multi-Tier, Outdoor Dog, Mini, Everflow, and Zen Learn More
    $7.99 MSRP:  $11.99
  4. C1-20 Pentek Comparable Whole House Carbon Water Filter by Tier1

    C1-20 Pentek Comparable Whole House Carbon Water Filter by Tier1

    Fits most standard 20 x 2.5-inch housings Learn More

    As Low As $13.54 Per Filter

  5. The Pentek C1 comparable Whole House Carbon Water Filter by Tier1

    Pentek C1 Comparable Carbon Block Water Filter by Tier1

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

    As Low As $14.00 Per Filter

  6. NCP-BB Pentek Comparable Whole House Carbon Filter by Tier1

    NCP-BB Pentek Comparable Whole House Carbon Sediment Water Filter by Tier1

    Fits most standard 10-inch housings Learn More
    $28.99 MSRP:  $32.34

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