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