Buy online - North Star Reverse Osmosis Model NSRO42C4 complete set of 3 organics cellulose reverse osmosis water system replacement filters 7287506 And 7287514 North Star Reverse Osmosis Model NSRO42C4 under sink 3 stage systems.
Now you can get all three filters as a set without searching for a reach filter on different websites.
  
Also, this set of 3 filters is compatible with the following systems:-
Kenmore UltraFilter 450
Kenmore UltraFilter 650
Kenmore Elite Premier R.O. Systems
Kenmore 42-38056 replacement filter
Whirlpool UltraEase Reverse Osmosis Systems
Whirlpool WHER 25
Lowes Part # 129793
WHEERF5
WHEERF7
North Star NSRO42C4
replacement filters include two pre-filters and an RO membrane that must be replaced periodically.
The different filters represent the different stages that the water goes through while being purified. Generally, Pre - Filters and Post-Filters in RO systems can last around 8 To 12 months between changes.

stage 1-
The first filter installed in North Star Reverse Osmosis Model NSRO42C4 is a sediment filter. The primary 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: ( 8" ) x 3".
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 North Star Reverse Osmosis Model NSRO42C4.


stage 2-
Organic activated carbon filters are well-known for their highly efficient reduction of chlorine taste and odor taste and odors 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: ( 8" ) x 3"
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 North Star Reverse Osmosis Model NSRO42C4.

stage 3-
Organic reverse osmosis membrane 50 Gallon per day NSF certified Thin film TFC membrane is the main component of North Star Reverse Osmosis Model NSRO42C4 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:
50 Gallons per day (15.6 Liters per Hour) capacity.
99% Stabilized salt rejection (Minimum Rejection 98%).