• No minimums, no surprises — we ship every order for free! We'll get your filters out the door fast so you can enjoy clean air and water without paying extra.

  • 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.

Menu

  • No minimums, no surprises — we ship every order for free! We'll get your filters out the door fast so you can enjoy clean air and water without paying extra.

  • 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.

Menu

Reverse Osmosis Filter Sets

Choose a related category below
Reverse Osmosis Filter Sets with Membranes
Reverse Osmosis Filter Sets with Membranes
Reverse Osmosis Filter Sets without Membranes
Reverse Osmosis Filter Sets without Membranes
Showing 1 -  16 of 26 Products
Microline Reverse Osmosis Filter Set with Membrane for Model 435
$109.95 / Set
$137.44 Save 20%!
Microline Reverse Osmosis Filter Set, Pre & Post Filter
$34.95 / Set
$43.69 Save 20%!
Microline Reverse Osmosis Filter Set, Pre & Post Filter + Membrane
$94.95 / Sets
$118.69 Save 20%!
Microline Reverse Osmosis Filter Filter Set with Inline Filter
$44.95 / Sets
$56.19 Save 20%!
Culligan Compatible Reverse Osmosis Replacement filter Set
$24.95 / Set
$31.19 Save 20%!
Filter Set With Membrane for Culligan Reverse Osmosis Systems
$62.04 / Set
$77.55 Save 20%!
ClearChoice Replacement for GE FX12P R.O. Pre & Post Filter Set
$34.32 / Set
$42.90 Save 20%!
Filter Set With Membrane for Culligan AC-30 Reverse Osmosis System
$70.71 / Set
$88.39 Save 20%!
Filter Set for HydroGuard Twist RO Systems
$44.95 / Set
$56.19 Save 20%!
Filter Set with Membrane for HydroGuard Twist RO Systems
$84.95 / Sets
$106.19 Save 20%!
Filter Set With Membrane for 50 GPD Standard RO System With 3/8 QC Inline Filter
$72.99 / Set
$91.24 Save 20%!
Filter Set With Membrane for Standard 50 GPD RO System With 1/4" FNPT Inline Filter
$59.95 / Sets
$74.94 Save 20%!
Filter Set With Membrane for Standard 75 GPD RO System With 1/4" QC Inline Filter
$59.95 / Set
$74.94 Save 20%!
Universal Filter Set for Standard 5-Stage RO Systems With 1/4" FNPT Inline Filter
$32.99 / Sets
$41.24 Save 20%!
Universal Filter Set for Standard 5-Stage RO W/ 1/4" QC Inline Filter
$43.99 / Set
$54.99 Save 20%!
Universal Filter Set for Standard 3-Stage Reverse Osmosis Systems
$19.95 / Sets
$24.94 Save 20%!
1 2  


What Our Customers Have to Say

David S. 1 day ago
5
I shopped around before buying a membrane and yours was the best buy. Fast shipping. Thank you. Dave
Don A. 39 days ago
5
Efficient service, prompt shipping, great quality product, reasonable price.
Joetta B. 54 days ago
5
They are doing the job!
James M. 57 days ago
5
These filters fit perfectly and are working very well. I don't yet know how long they will last.