ICS-SPU Cascadian Water filter and treatment system for sediment and Salt free ion bond water softener, plumbing and appliance protection, staining, silica etching and pitting of glass, scale control


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The ICS-SPU system filters sediment and softens water at a specific location or point of use.

Availability: In Stock

The ICS-SP does this for you:

  • Solves your water problems effectively and efficiently
  • Pays for itself by saving you time, money and work
  • Simplifies your life while making your water and home more enjoyable
  • Frees you up - do more of what you enjoy more often


Two high performance treatments - one small wall mounted system.
Cartridge based water treatment system is engineered to produce high quality water for every use in home or business. Its smaller size makes it perfect to filter sediment and soften water at a specific location or point of use.  
  • First treatment is a multimicron sediment filter to protect and clarify
  • Second treatment is PolyHalt® salt free softener and water conditioner
    • Produces salt free soft water using ion bond technology to prevent hard water minerals from behaving hard.
    • No need to buy, transport, store or use heavy bags of salt or potassium
    • Prevents harmful and embarrassing stains, hard to remove spots, hard scale buildup and soap scum
    • Protects and reduces problems with plumbing, fixtures and appliances from sediment, mineral and aggressive water damage
    • Prevents silica etching and pitting of glass and fixture damage
    • Makes soft water that doesn't feel slimy or slippery
    • Water is safe for all uses including drinking, cooking, bathing, watering pets plants and gardens
    • Reduces amount of soaps, detergents and work needed to clean 
    • Makes hair look and feel better with less time, shampoo and conditioner
    • Makes clothes last longer and be whiter, brighter and softer longer
DIY friendly, easy to install and simple to maintain
  • Reliable - no moving parts to wear and replace or electronics to program 
  • No need to deal with softener salt or a tank exchange service
  • Simply change your filter once per year to keep system working perfectly
Small size
  • Advanced technologies and engineering reduces size to about 1/15th to 1/20th the size of traditional sediment and activated carbon filters and salt-based softener it replaces
  • Hangs on wall, doesn't take up valuable floor space
  • Fits almost anywhere
  • No salt is used or added to our environment
  • Does not waste water - no water running to drain, doesn't make any noise 
  • Does not require power
Legal everywhere
  • Legal where salt based softeners are restricted or banned completely

Independent 3rd party verified
  • Verified safe for drinking water by NSF to standards 42 and 61. 

    Guides and Manuals:

    SATISFACTION GUARNTEE 60 Days, WARRANTY 5 Years, See details for all 



    How it Works Conditions for Operation
    Specifications Filter Change Guide
    Install Manual Find an Installer

     Introduction to PolyHalt®

    Change Your Filter

     DIY Tips to Save Time and Money

    Warning in the State of California; WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov

    Customer Reviews

    Based on 1 review
    Cole Weinberger
    Good filters. .

    Good filters. But very expensive.

    Hi Cole, We’re happy you like the SPUK filter.