• Spend $70 or more and your order ships free! We'll get your filters out the door fast so you can enjoy clean air and water.*

    * Orders under $70 ship for $5.99.

  • Shop with confidence! If you're not completely satisfied with your purchase, you have up to one year to return it for a refund or exchange. We stand behind every filter we sell.

    Learn More

  • Every order is carefully packed and shipped by our team in Indiana. Your purchase helps support American jobs and hardworking families right here in the Midwest. Our AIRx Furnace / AC Filters and ClearChoice Fridge Filters are made in the USA.

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  • Spend $70 or more and your order ships free! We'll get your filters out the door fast so you can enjoy clean air and water.*

    * Orders under $70 ship for $5.99.

  • Shop with confidence! If you're not completely satisfied with your purchase, you have up to one year to return it for a refund or exchange. We stand behind every filter we sell.

    Learn More

  • Every order is carefully packed and shipped by our team in Indiana. Your purchase helps support American jobs and hardworking families right here in the Midwest. Our AIRx Furnace / AC Filters and ClearChoice Fridge Filters are made in the USA.

Cart 0

We don't know what's in your water,
but we know there's nothing in your cart.

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Reverse Osmosis Filters

Showing 1 -  16 of 22 Products
Microline Split Carbon/Sediment Prefilter - S7028
$27.99 / Pc
$34.99 Save 20%!
Microline Granular Activated Carbon Post-Filter - S7025
$24.95 / Filters
$31.19 Save 20%!
Replacement Sediment Filter for Culligan Reverse Osmosis Systems
$15.99 / Filters
$19.99 Save 20%!
Replacement Split Carbon Filter for Culligan Reverse Osmosis Systems
$19.95 / Filter
$24.94 Save 20%!
Omnipure Q5605 RO System Sediment Pre-filter
$36.99 / Filter
$46.24 Save 20%!
Omnipure Q5640 S Q-Series PuroTwist Coconut Carbon filter
$39.95 / Filters
$49.94 Save 20%!
Neo-Pure SQC Compatible Sediment Filter for 47-55702G2
$25.80 / Filter
$32.25 Save 20%!
Neo-Pure SQC Compatible GAC Carbon Filter for 47-55704G2
$33.99 / Filters
$42.49 Save 20%!
Hydroguard HDG-MCB Carbon Block Filter
$21.99 / Filters
$27.49 Save 20%!
Hydroguard HDG-CB5 Carbon Block Pre-Filter
$16.99 / Filters
$21.24 Save 20%!
Hydroguard HDGT-CB5 Twist-In Carbon Block Pre-Filter
$18.99 / Filters
$23.74 Save 20%!
Hydroguard HDGT-SED5 Twist-In Sediment Pre-Filter
$16.99 / Filters
$21.24 Save 20%!
Hydroguard HDGT-CB5P Twist-In Carbon Block Post-Filter
$19.95 / Filters
$24.94 Save 20%!
ClearChoice 2.5" x 10" Sediment Depth Cartridge 1 micron
$12.99 / Filter
$16.24 Save 20%!
ClearChoice 2.5" x 10" Sediment Depth Filter - 5 micron
$12.99 / Filters
$16.24 Save 20%!
Omnipure In-line T-33 Chlorine Taste and Odor filter CL10RO
$24.95 / Filter
$31.19 Save 20%!
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What Our Customers Have to Say

Jay N. 1 day ago
5
Had a great experience with Discount filters. The communication was top notch and product delivered was in perfect condition. It fits the system as expected.
Les 1 day ago
5
The filter worked perfectly - no leaks
Roger H. 1 day ago
5
It seems to be working. Who knows.
John T. 2 days ago
5
Good price for buying a 3 pack!