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Aqua Sky, inc. Since 1996



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Buy online - Flexcon Fro 122 Replacement Filters - Set Of 3 Reverse Osmosis Cartridges organic cellulose reverse osmosis water system replacement filters, under sink 3 stage,  flexcon reverse osmosis for 122, it includes 2 pre-filters and a membrane that must be replaced periodically.


The different filters represent the different stages that the water goes through while being purified. Generally, Pre - And Post-Filters in Flexcon FRO-122 filters can last around 8 To 12 months between changes.


Only the Organic RO membranes can last as long as 5 years.

stage 1-

  • The sediment filter is the first filter installed in Flexcon reverse osmosis for the FRO 122 filter system.
  • The main function of a sediment filter is to remove large and fine particles from drinking water, such as sand, dirt, silt, and rust particles. Removal of such particles allows for a better performance of all the following filters, such as carbon block or GAC filters.
  • Micron rating: 5 Micron.
  • Dimensions: ( 11.9/7") x 2.2" (Almost 12-inch length)
  • Lifetime: Replace every year, depending on the water quality.
  • This filter is wrapped and sealed and meets NSF standards and regulations.
  • The filter will fit any residential reverse osmosis unit with a 12" filter housing. 

stage 2-

  • Organic activated carbon filters are well-known for their highly efficient reduction of chlorine taste and odour taste and odours of many organic chemicals and volatile organic compounds.
  • All carbon filters are made with Organic, high-quality coconut shell carbon.
  • Micron rating: 5 Micron.
  • Dimensions: (11.9/7" ) x 2.2" (Almost12 inch length filter)
  • Lifetime: Replace every year, depending on the water quality.

This filter is wrapped and sealed and meets NSF Standards and Regulations. The filter will fit any residential 12" CTA reverse osmosis unit with standard 12" filter housing.

stage 3-

  • Organic reverse osmosis membrane 14, 36 and 50 Gallons per day NSF certified Thin film TFC membrane is the main component of Flexcon 122 reverse osmosis unit.
  • Made with 100% Organic fine thin film flat sheet
  • 99% reduction rate of bacteria, pesticides, herbicides, and heavy metals from tap water.


Only the organic membrane has The micron rating of a thin film less than 1/10000th of a Micron
which is 620,000 Times finer than human hair, 2,500 Times smaller than bacteria 20 Times smaller than any virus.

Product Features:

  • 14 -36 Gallons per day capacity
  • 99% Stabilized salt rejection (Minimum Rejection 98%)
  • NSF/ANSI standard 58 listed
  • Operating Conditions Performance specifications based on 500 ppm tap water, 50psi (0.35 MPa) applied pressure, 67°F (25°C) feed water temperature, feed water pH 7.5-8.5 and 17% recovery. Element permeate flow may vary ± 11%.
  • Maximum operation pressure: 125 psi (0.89 MPa)
  • Maximum feed flow rate: 2 gpm
  • Maximum operating temperature: 111° F (46° C)
  • Maximum feed water turbidity: 1, 2 NTU
  • Maximum feed water SDI (15min): 6
  • Chlorine tolerance: 0
  • Feed water pH range: 6-12
  • Minimum membrane  flow to permeate flow ratio: 5:1

Flexcon Fro 122 Replacement Filters - Set Of 3 Reverse Osmosis Cartridges

SKU: FX-01325547760-3
$185.99 Regular Price
$157.99Sale Price
  • Set Of 3 Organic Flexcon reverse osmosis filters cartridges under sink reverse osmosis water systems - flexcon reverse osmosis for 122 -  3 stage water system

    This 3-stage system uses:-

    1- Sediment pre-filter USA-made.

    2- Organic coconut shell carbon block pre-filter USA-made.

    3- Organic RO membrane 50-75 GPD with different flow rates USA-made.



    • US Water Reverse Osmosis Water Filters.
    • US Water Galaxy Reverse Osmosis Water Filters.
    • US Water Aquapurion Reverse Osmosis Water Filters.
    • Watts 5 stage Reverse Osmosis Water Filters.
    • Purevalue Reverse Osmosis Water Filters.
    • Proline Plus Reverse Osmosis Water Filters.
    • Proline Gold Reverse Osmosis Water Filters.
    • Nelson Reverse Osmosis Water Filters.
    • Isopure Reverse Osmosis Water Filters.
    • iSpring Reverse Osmosis Water Filters.
    • Tier1Reverse Osmosis Water Filters.
    • Hydronix Reverse Osmosis Water Filters.
    • Max Reverse Osmosis Water Filters.
    • AQUARIUM Reverse Osmosis Water Filters.
    • APEC Reverse Osmosis Water Filters.
    • APEX Reverse Osmosis Water Filters.
    • Titan Water Pro Reverse Osmosis Water Filters.
    • Home Pure Reverse Osmosis Water Filters.
    • Premier Reverse Osmosis Water Filters.
    • Blue Wave Water Reverse Osmosis Water Filters.
    • COP and all standard 5 stage RO Systems.
    • 3 stage ro filter replacement kit
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