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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. 1236268 Merlin Reverse Osmosis Pre Filter

    1236268 GE Merlin Reverse Osmosis Pre Filter

    Fits standard 40 x 2-1/2 inch filter housings Learn More
    $29.99 Retail Price:  $32.34
  2. GS-10RO-H-38 Desal Reverse Osmosis Carbon Post Filter

    GS-10RO-H-38 Desal Reverse Osmosis Carbon Post Filter

    Fits the GE Merlin Reverse Osmosis System Learn More
    $17.99 Retail Price:  $20.69
  3. 1244617 Merlin Reverse Osmosis System Manifold

    1244617 Merlin Reverse Osmosis System Manifold

    Fits the GE Merlin reverse osmosis system Learn More
  4. 1266690 Merlin Merlin Reverse Osmosis Sediment Filter

    1266690 Merlin Merlin Reverse Osmosis Sediment Filter

    Fits the GE Merlin Reverse Osmosis System Learn More
    $16.99 Retail Price:  $19.34
  5. 1268260 Merlin Reverse Osmosis Flush Kit

    1268260 Merlin Reverse Osmosis Flush Kit

    Fits the GE Merlin Reverse Osmosis System Learn More
    $55.99 Retail Price:  $66.69
  6. 3038333 Merlin Reverse Osmosis Carbon Pre Filter

    3038333 Merlin Reverse Osmosis Carbon Pre Filter

    Fits the GE Merlin Reverse Osmosis System Learn More
    $26.99 Retail Price:  $28.74
  7. TLC-350 Merlin Merlin Reverse Osmosis Membrane Element

    TLC-350 Merlin Merlin Reverse Osmosis Membrane Element

    Fits the GE Merlin Water Filtration System Learn More
    $94.99 Retail Price:  $105.79

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