Nitrate & Sulfate Whole House Water Filter 5900e 1.5 CF

Nitrate & Sulfate Whole House Water Filter 5900e 1.5 CF

Code: NI001740

$1,549.00 $1,549.00 $2,604.00 List Price



  • These automatic nitrate removal systems reduce nitrate levels by up to 90% when properly sized and maintained
  • Regenerate with common water softening salt. No toxic chemicals necessary!
  • Reliable 5900e-E Meter on-demand control valve automatically backwashes and cleans the nitrate filter based on the amount of water you use, saving salt and water
  • The 5900e-E control valve is made from non-corrosive UV-resistant Noryl has a simple mechanical design that is easy to understand and program
  • All the filter media you need for the system is included


  • 34" or 1" pipe connectors
  • Bypass valve
  • 1.5 cubic feet high capacity nitrate selective anion nintrate resin with 48,000 grain capacity (removes approximately 48,000 grains of nitrate as CaC04)
  • Heavy-Duty 5900e-E control valve

Technical Specifications

  • Nitrate levels in excess of 2 to 4 ppm are often a result of fertilizer run-off from agricultural operations or from leaking septic tank systems.
  • Sizing is important and a complete general mineral water analysis is recommended
  • Sulfates affect performance and it is important to know the sulfate levels in addition to the nitrate levels
  • Filter tank is NSF certified one piece seamless polyester construction for long life
  • Max pressure recommended is 100 psi
  • Maximum water temperature recommended 100F
  • A single timer motor activates the backwash control keeps the time and has a small annual power consumption
  • Actual nitrate removal capacity depends on the total amount of nitrate and sulfates present in the water
  • For assistance in sizing or selecting a nitrate system please email us with water chemistry information

Flow rates

  • Recommended flow rate for maximum filtration performance: 3 GPM
  • Maximum flow rate: 6 GPM
  • Backwash flow rate: 2 GPM


  • Filter tank diameter: 10"
  • Filter tank height: 54"
  • Height including control valve: 61"
  • Brine tank: 18" x 33"
  • 10 year Warranty on the filter tanks. All tanks are NSF Certified & top quality.
  • 7 Year Warranty on the control valve. Made in the U.S.A.
  • 90 Day money-back guarantee!

Manufacturer: CWS

Manufacturer #: NI001740