Nitrate & Sulfate Well Water Filter Whole House Well Water Filter 7500-Rev4 3.0 CF

Nitrate & Sulfate Well Water Filter Whole House Well Water Filter 7500-Rev4 3.0 CF
Code: NI001910

$3,049.00 $5,795.00 List Price

In Stock!

  • Description
  • Specs
  • Warranty
  • Documents

Nitrate System 7500-Rev4: Removes Nitrate and Sulfate. Uses Less Salt. Saves Water.  Lasts Longer.

These automatic nitrate removal systems reduce nitrate levels by up to 90% when properly sized and maintained.

  • Advanced 7500-Rev4 Salt-Saver Control Valve automatically monitors water usage and only regenerates based on actual demand in the home.
  • Saves salt and water.
  • Ceramic disc valve lasts years longer than standard piston type control valves and can process over 150,000 cycles.
  • Fully adjustable backwash and rinse cycles, saving water and allowing maximized performance.
  • Excellent 10 year warranty on tanks and 5 year warranty on control valve.
  • Certified filter tank and high grade nitrate selective anion resin
  • Heavy-duty brine tank with salt grid included.
  • Complete instructions and video included.
  • Monitor flow rates, history of water usage and settings if desired.
  • Non-corrosive high-tech material construction
  • User friendly LCD display, showing time of day, regeneration mode, and gallons remaining
  • Easy to install by anyone familiar with basic plumbing, or any plumber or handyman can install.
  • A complete general mineral analysis is recommended prior to purchasing the nitrate system.

Sizing Guide

ModelNumber of Bathrooms in HomePipe Fittings IncludedTank Dimensions
16k11"Width: 6" Height: 41"
24k11"Width: 8" Height: 51"
32k1 - 21"Width: 9" Height: 55"
48k1 - 2.51"Width: 10" Height: 61"
64k1.5 - 31"Width: 12" Height: 60"
80k2 - 51"Width: 13" Height: 61"

Brine Tank Sizing Guide

Brine TankSalt Capacity (lbs)Tank Dimensions
Square Brine Tank (Almond)150Length: 13" Width: 13" Height: 32.5"
Square Brine Tank (Almond)250Length: 15" Width: 15:" Height: 39"
Round Brine Tank (Almond)500Width: 24" Height: 41"
Round Brine Tank (Black)350Width: 18" Height: 33"


  • 10 year Warranty on the filter tanks. All tanks are Certified & top quality.
  • 5 Year Warranty on the control valve. .
  • 90 Day money-back guarantee (some exclusions, see Return Policy)
  • See our Return Policy Here

Manufacturer: CWS

Manufacturer #: NI001910

Download Installation Guide