Nitrate Filter System Point of Use 2 Stage

Nitrate Filter System Point of Use 2 Stage
Code: NI001550

$295.00 $561.00 List Price


Nitrate is a naturally occurring chemical compound that is formed in the soil when nitrogen and oxygen combine. Small amounts of nitrate are normal but large amounts can pollute groundwater and cause severe consequences to life.

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Nitrate Filter Includes:

  • two-stage filter housing system
  • 5-micron prefilter and a nitrate filter cartridge
  • tubing and fittings
  • lead-free drinking-water faucet.


  • It is installed typically under a kitchen sink and the separate faucet provides water that has been filtered of nitrate.
  • Depending on the water chemistry the nitrate can be reduced by up to 95%.
  • The nitrate filter cartridge contains Purolite 520E nitrate removal resin.
  • The resin can be regenerated by soaking in brine but usually it is replaced when the cartridge has been depleted.
  • Since nitrate levels vary in different water supplies it is recommended that the owner test the water monthly from the nitrate filter by using a home test kit or a professional laboratory.
  • For most home applications cartridges last 3 - 6 months.

Manufacturer: CWS

Manufacturer #: NI001550

Installation Instruction Sheet