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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.

Items 1 to 25 of 52 total

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  1. BW60-1812-75 Filmtec Reverse Osmosis Membrane

    BW60-1812-75 Filmtec Reverse Osmosis Membrane

    Fits reverse osmosis systems from various brands Learn More
    $44.99 Retail Price:  $47.34
  2. 200362 Axeon TF-1812-150 Residential Reverse Osmosis Membrane

    200362 Axeon TF-1812-150 Residential Reverse Osmosis Membrane

    Fits standard size 12 x 2 inch RO membrane housings Learn More
    $43.99 Retail Price:  $59.99
  3. Axeon 200359 Reverse Osmosis Membrane

    Axeon 200359 Reverse Osmosis Membrane

    Standard size 1.75 inch diameter by 11.75 inch length, fits any common RO membrane housings Learn More
    $34.99 Retail Price:  $36.79
  4. Axeon 200361 Reverse Osmosis Membrane

    Axeon 200361 Reverse Osmosis Membrane

    Standard size 1.75 inch diameter by 11.75 inch length, fits any common RO membrane housings Learn More
    $39.99 Retail Price:  $48.29
  5. Axeon 200387 Reverse Osmosis Membrane

    Axeon 200387 Reverse Osmosis Membrane

    Standard 2.5 inch by 21 inch size fits many common membrane housings Learn More
    $98.99 Retail Price:  $128.79
  6. WROM-230T American Plumber Reverse Osmosis Replacement Membrane

    WROM-230T American Plumber Reverse Osmosis Replacement Membrane

    Fits American Plumber WRO-3000 Reverse Osmosis System Learn More
    $90.99 Retail Price:  $112.69
  7. WROM-230TN American Plumber Reverse Osmosis Replacement Membrane

    WROM-230TN American Plumber Reverse Osmosis Replacement Membrane

    Fits American Plumber WRO-3500 Reverse Osmosis System Learn More
    $89.99 Retail Price:  $104.65
  8. TFM-100 Desal Reverse Osmosis Membrane

    TFM-100 Desal Reverse Osmosis Membrane

    Fits several brands of 100 gallon per day reverse osmosis systems, including the PuROLine 5000 Learn More
    $29.99 Retail Price:  $32.19
  9. TFM-100EN Desal Encapsulated Reverse Osmosis Membrane

    TFM-100EN Desal Encapsulated Reverse Osmosis Membrane

    Fits commercial reverse osmosis systems that accept 100 gallon per day encapsulated membranes Learn More
    $57.99 Retail Price:  $68.99
  10. TFM-18 Desal Reverse Osmosis Membrane

    TFM-18 Desal Reverse Osmosis Membrane

    Fits 18 gallon per day reverse osmosis systems from various brands Learn More
    $33.99 Retail Price:  $39.09
  11. TFM-24 Desal Reverse Osmosis Membrane

    TFM-24 Desal Reverse Osmosis Membrane

    Fits select reverse osmosis systems Learn More
    $24.99 Retail Price:  $47.14
  12. TFM-36 Desal Reverse Osmosis Membrane

    TFM-36 Desal Reverse Osmosis Membrane

    Fits select reverse osmosis systems Learn More
    $39.99 Retail Price:  $49.44
  13. TFM-50 Desal Reverse Osmosis Membrane

    TFM-50 Desal Reverse Osmosis Membrane

    Fits select reverse osmosis systems Learn More
    $33.99 Retail Price:  $54.04
  14. TFM-50EB Desal Encapsulated Reverse Osmosis Membrane

    TFM-50EB Desal Encapsulated Reverse Osmosis Membrane

    Fits commercial reverse osmosis systems that accept 50 gallon per day encapsulated membranes Learn More
    $69.99 Retail Price:  $82.79
  15. TFM-75 Desal Reverse Osmosis Membrane

    TFM-75 Desal Reverse Osmosis Membrane

    Fits select reverse osmosis systems Learn More
    $46.99 Retail Price:  $56.34
  16. TFM-75EB Desal Encapsulated Reverse Osmosis Membrane

    TFM-75EB Desal Encapsulated Reverse Osmosis Membrane

    Fits commercial reverse osmosis systems that accept 75 gallon per day encapsulated membranes Learn More
    $49.99 Retail Price:  $59.79
  17. TLC-150EB Desal Encapsulated Reverse Osmosis Membrane

    TLC-150EB Desal Encapsulated Reverse Osmosis Membrane

    Fits commercial reverse osmosis systems that accept 150 gallon per day encapsulated membranes Learn More
  18. TW30-1812-100 Filmtec Reverse Osmosis Membrane

    TW30-1812-100 Filmtec Reverse Osmosis Membrane

    Fits 100 gallon per day reverse osmosis systems from various brands Learn More
    $39.99 Retail Price:  $48.29
  19. TW30-1812-24 Filmtec Reverse Osmosis Membrane

    TW30-1812-24 Filmtec Reverse Osmosis Membrane

    Fits 24 gallon per day reverse osmosis systems from various brands Learn More
    $23.99 Retail Price:  $40.24
  20. TW30-1812-36 Filmtec Reverse Osmosis Membrane

    TW30-1812-36 Filmtec Reverse Osmosis Membrane

    Fits 36 gallon per day reverse osmosis systems from various brands Learn More
    $41.99 Retail Price:  $48.29
  21. TW30-1812-50 Filmtec Reverse Osmosis Membrane

    TW30-1812-50 Filmtec Reverse Osmosis Membrane

    Fits 50 gallon per day reverse osmosis systems from various brands Learn More
    $25.99 Retail Price:  $51.74
  22. TW30-1812-75 Filmtec Reverse Osmosis Membrane

    TW30-1812-75 Filmtec Reverse Osmosis Membrane

    Fits 75 gallon per day reverse osmosis systems from various brands Learn More
  23. FQROMF GE Profile SmartWater Ultra Plus Reverse Osmosis Membrane

    FQROMF GE Profile SmartWater Ultra Plus Reverse Osmosis Membrane

    Fits GE Profile SmartWater Ultra Plus reverse osmosis filter systems Learn More
    $82.99 Retail Price:  $89.69
  24. FX12M GE SmartWater Reverse Osmosis Membrane

    FX12M GE SmartWater Reverse Osmosis Membrane

    Fits GE SmartWater reverse osmosis filter systems with model numbers starting with "PNRV12", "GXRV10", or "GXRM10" Learn More
    $58.99 Retail Price:  $71.29
  25. FX18M GE SmartWater Reverse Osmosis Membrane

    FX18M GE SmartWater Reverse Osmosis Membrane

    Fits GE SmartWater reverse osmosis filter systems with model numbers starting with "NRV18" Learn More
    $72.99 Retail Price:  $94.29

Items 1 to 25 of 52 total

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