STAGE 3 - 0x (RO Membrane TFC 50 GPD 41407003 Sold Separately or with Replacement Kit YSM-AFQCRO) - Replace every 36 months
STAGE 4 - 1x Carbon Block Post Filter (41407002) - Replace Every 6 Months
We offertwo replacement filter kitsso you can get exactly what you need — and avoid paying for filters you don’t.
Year 1 Kit (Includes RO Membrane): Ideal for yourfirst full replacement, this kit includesall filters plus the RO membrane, which typically lasts up to24 months.
Year 2 Kit found on this page (Without RO Membrane): After the first year, you only need to replace thepre- and post-filters, since theRO membrane is still good for another year. This kit helps yousave moneywhile keeping your system performing like new.
*Filters may need to be replaced more often than indicated, depending on water contaminant levels and volume of water being treated.
Start by selecting your specific Aqua Flo RO filter system model. From there, you'll be taken to a page that provides manuals or instructions on how to change out the filters for your specific Aqua Flo model. You can also review our general filter replacement instructions.
Q:
How often should I replace filters in my Aqua Flo RO water filter system?
A:
Most Aqua Flo RO systems need pre-filters and post-filters replaced every 6–12 months, depending on water quality and household usage. Membranes generally last 2–3 years. You can review compatible filters for each model on the system’s collection page, such as the Aqua Flo Platinum QCRO System or the Aqua Flo E50TFC-3 Economy RO System.
Q:
Which Aqua Flo replacement filters are compatible with my system?
What contaminants will Aqua Flo RO systems remove?
A:
Aqua Flo RO systems, filters and membrane can remove common pollutants from water including pesticides, sulfates, fluoride, nitrates, lead, pharmaceuticals, arsenic and more. The RO system's carbon filter will also remove chloramines and chlorine.
Where Can I Find Aqua Flo RO Owner's Manuals and Installation instructions?
A:
We have a page for each Aqua Flo model on our site. On the page for your specific Aqua Flo RO system, click on the + next to "Manuals and Instructions" to pull up owner's manuals PDFs.
How do I know when it’s time to replace my Aqua Flo water filters?
A:
Reduced flow rate, changes in taste, slow water flowor decreased TDS performance often signal it's time for a water filter replacement. Follow manufacturer guidelines for each model, such as the Aqua Flo E75TFC-3 RO System or Platinum QCRO System. Regular replacement ensures optimal filtration and membrane longevity.
Q:
Are Aqua Flo filter replacement kits available for all models?
A:
Each Aqua Flo RO and UF system has compatible replacement kits, including sediment filters, carbon filters, and membranes. Browse all Aqua Flo systems at the main collection page: Aqua Flo RO Collection, or choose your specific model such as the Aqua Flo QCUF UF System
Q:
How difficult is it to install Aqua Flo replacement filters?
What makes the Aqua Flo 475QC-3 3-Stage Quick Change Filter System different from a typical RO system?
A:
The Aqua Flo 475QC-3 Ultrafiltration System uses ultrafiltration (UF) rather than reverse osmosis, meaning it reduces chlorine, taste & odor, VOCs, sediment, and contaminants down to 0.2 microns while retaining beneficial minerals. It also doesn’t require a storage tank or drain line, making it easier to install and maintain compared to traditional RO systems.
Q:
What filters are included in the Aqua Flo Platinum QCRO RO Filter Replacement Kit with RO Membrane?
A:
The Aqua Flo Platinum QCRO Filter Replacement Kit includes the sediment prefilter, carbon block prefilter, carbon postfilter, and the compatible RO membrane—all designed specifically for the Aqua Flo Platinum QCRO drinking water system. This complete kit ensures optimal filtration performance, improved taste, and consistent purified water output.
Aqua Flo Platinum QCRO RO Filter Replacement Kit -Membrane Not Included