Discount Water Filters and Air Filters at Discount Filter

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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. Pentek EPM-BB Replacement Water Filter Cartridge

    Pentek EPM-BB Water Filter Cartridge Replacement

    Fits most Big Blue housings that accept 10-inch x 4.5-inch water filter cartridges Learn More

    As Low As $23.00 Per Filter

  2. Q5621-P Omnipure Replacement Filter Cartridge

    Q5621-P Omnipure Replacement Filter Cartridge

    Fits the Omnipure Q-Series Twist-Tap Filter Heads Learn More
    $21.99 MSRP:  $27.59
  3. ELF-XL-10M-P Omnipure Water Filter

    ELF-XL-10M-P Omnipure Water Filter

    Sized 3.125 inches x 2.875 inches x 17.5 inches Learn More

    Regular Price: $33.99

    Special Price: $23.05

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