Calcite Acid Neutralizer 7500-REV2.5 1.0 CF 10x44

Calcite Acid Neutralizer 7500-REV2.5 1.0 CF 10x44
Code: NF005570

$1,295.00 $2,495.00 List Price

In Stock!

  • Description
  • Specs
  • Warranty
  • Info
  • Documents

Sizing Guide

    Model Number of Bathrooms in Home Flow Rate Backwash Flow Rate Dimensions
    1.0 CF 1 - 2 7 GPM 5 GPM Diameter: 10" Height: 52"
    1.0 CF 1 - 2 7 GPM 5 GPM Diameter: 13" Height 37"
    1.5 CF 1 - 2 10 GPM 7 GPM Diameter: 10" Height: 61"
    2.0 CF 2 - 3 12 GPM 10 GPM Diameter: 12" Height: 59"
    2.5 CF 2 - 4 14 GPM 10 GPM Diameter: 13" Height: 61"


  • Eliminates acidity in the pH range of 6.0 to 6.9 by slowly dissolving Calcite (calcium carbonate) into the water as it flows through the filter
  • Choose optional Calcite Blend (which ships with both Calcite and Corosex) if your well water pH is between 5.0 and 6.0
  • All the filter media you need for the system is included
  • Much longer life and higher flow rates than Calcite filter cartridges
  • Unlike Calcite cartridges or Up-Flow Neutralizers which can trap sediment and dirt causing pressure drop these systems automatically backwash out trapped sediment alleviating pressure drop and increasing flow rate.
  • Top Fill Plug makes it fast and easy to add additional calcite over the years without hiring a plumber or technician.
  • Pure White -Certified Calcite made from highest quality crushed white marble included..
  • High-tech Ceramic Disc Valve: the moving parts of the 7500 series control valve feature super hard ceramic and graphite meshing surfaces for exacting tolerances, eliminating the need for O-rings or gaskets.
  • Easily programmable, multiple sequence set-up features, regeneration modes and interlocking capabilities.
  • Backwashes based on time (days of the week) or by Gallons Used.
  • More efficient backwashes that use less water and require backwashing less frequently
  • Very long lasting. Ceramic disc valve lasts years longer than standard piston type control valves and backwash over 150,000 cycles.
  • Corrosion Proof: Resistant to sand, caustics, and acids.
  • Automatic recall after power outage and maximum day regeneration functions
  • Exceptional High Flow Rate with noticeable noise reduction during regeneration.
  • certified, one piece, seamless poly filter tank for long life
  • Voltage 110v-230V Power Adapter. Control valve 12VDC. Uses less than 20 watts of power.


  • Max pressure recommended is 100 psi.  30 psi minimum.
  • Maximum water temperature recommended 100F
  • Filter tank is certified one piece seamless polyester construction for long life
  • Non-corrosive high-tech material construction
  • Pipe size is 1" NPT female pipe thread


  • Neutralizer filter tank with dome hole, distributor tube, top and bottom basket
  • Filter gravel plus all the Calcite filter media is included
  • 7500-Rev2.5 Ceramic Disc Certified backwash control valve
  • 1" Inlet Outlet Fittings with Bypass Valve

Weight: 120.00 lbs

Sizing Guide

    ModelNumber of Bathrooms in HomeFlow RateBackwash Flow RateDimensions
    1.0 CF1 - 27 GPM5 GPMDiameter: 10" Height: 52"
    1.0 CF1 - 27 GPM5 GPMDiameter: 13" Height 37"
    1.5 CF1 - 210 GPM7 GPMDiameter: 10" Height: 61"
    2.0 CF2 - 312 GPM10 GPMDiameter: 12" Height: 60"
    2.5 CF2 - 414 GPM10 GPMDiameter: 13" Height: 61"

Technical Specifications:

  • 1" NPT in - out - drain connections
  • Max pressure recommended: 100psi
  • Max temperature recommended: 100 degrees Farenheit 
  • Backwash at least once a week is recommended
  • Voltage 110v-230V Power Adapter. Control valve 12VDC.
  • Uses less than 20 watts of power.
  • 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

More Info:

  • Try it, and if you are not 100% satisfied, return for your money back, less shipping costs.
  • Easy to Install. Complete Instructions included.
  • Install yourself or hire a handyman.
  • Anyone familiar with basic plumbing can easily install system.
  • User friendly LCD display and simplified controls.
  • 10 Year Warranty on Filter Tank
  • 5 Year Warranty on Control Valve
  • We are here to help. Any questions? Email us at [email protected] or call us.
  • See our Return Policy Here

Manufacturer: CWS

Manufacturer #: NF005570

Download Installation Guide