Calcite Acid Neutralizer 7500-REV4 2.5 CF 13x54

Calcite Acid Neutralizer 7500-REV4 2.5 CF 13x54
Code: NF005520

$1,549.00 $2,478.40 List Price

In Stock!

  • Description
  • Specs
  • Warranty
  • Documents

Sizing Guide

    ModelNumber of Bathrooms in HomeFlow RateBackwash Flow RateDimensions
    1.0 CF1 - 27 GPM5 GPMDiameter: 10" Height: 44"
    1.0 CF Short1 - 27 GPM5 GPMDiameter: 13" Height 37"
    1.5 CF1 - 210 GPM7 GPMDiameter: 10" Height: 54"
    2.0 CF2 - 312 GPM10 GPMDiameter: 12" Height: 52"
    2.5 CF2 - 414 GPM10 GPMDiameter: 13" Height: 54"


  • 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 magnesium minerals) 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.
  • 5900-BT backwash control valve features fully adjustable backwash and rinse cycles saving water and allowing maximized performance
  • Rugged heavy-duty for years of use. 10 Years Warranty on Tank.
  • Monitor flow rates, history of water usage and settings from your smart phone if desired.
  • Voltage 110v-230V Power Adapter. Control valve 12VDC. Uses less than 20 watts of power.
  • Legacy View Bluetooth enabled 5900-BT Electronic Control Valve for advanced water usage & flow monitoring from your smart phone!


  • Max pressure recommended is 100 psi
  • 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
  • Filter gravel plus all the Calcite filter media
  • 5900-BT USA Made backwash control valve
  • 1" Inlet Outlet Fittings with Bypass Valve
  • Dual voltage! Works on both 110v and 220v (50/60hz)
  • Free Legacy View App. Control and monitor from your smart phone if desired

Weight: 290.00 lbs

  • 10 year Warranty on the filter tanks. All tanks are Certified & top quality.
  • 5 Year Warranty on the control valve. Made in the U.S.A.
  • 90 Day money-back guarantee!
  • See our Return Policy Here

Manufacturer: CWS

Download Installation Guide