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Freshwater Mountain Creek

Explore All Cascadian Water Treatment Products

(91 products)

 

Shop Water Filters, Softeners, and Replacements

  • Whole-House Water Filters – Remove sediment, chlorine, and bad taste from every tap
  • Salt-Free Water Softeners – Prevent scale without salt or chemicals
  • UV Disinfection Systems – Kill bacteria and viruses for safe drinking water
  • Replacement Filters – Keep your system performing like new

Every Cascadian system is easy to install with clear instructions and minimal maintenance. Whether you're a DIYer or working with a plumber, our filters are designed for hassle-free setup.

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    We're here to guide you in your water journey, in the easiest and best way possible.

    Find your Treatment
  • ICS-SPK Yearly Replacement for ICS-SP Sediment and PolyHalt® Filter - Replacement Filters - Cascadian Water

    ICS-SPK Replacement Water Filter for ICS-SP System

    ★★★★★
    (9)
    $26400
    Unit price /
    Unavailable
  • ICS-STPK - Replacement Filters - Cascadian Water ICS-STPK Replacement Water Filters for ICS-STP System

    ICS-STPK Replacement Water Filters for ICS-STP System

    ★★★★★
    (5)
    $49610
    Unit price /
    Unavailable
  • ICS-TPK - Replacement Filters - Cascadian Water

    ICS-TPK Replacement Water Filter for ICS-TP System

    ★★★★★
    (7)
    $26400
    Unit price /
    Unavailable
  • P-151122 - Parts and Accessories - Cascadian Water Black O-Ring for 1st Generation (with black cap) ICS Systems for Whole Home or Business

    Black O-Ring for 1st Generation (with black cap) ICS Systems for Whole Home or Business

    ★★★★★
    (2)
    $913
    Unit price /
    Unavailable
  • ICS-PK - Replacement Filters - Cascadian Water

    ICS-PK Replacement Water Filter For ICS-P System

    ★★★★★
    (4)
    $26400
    Unit price /
    Unavailable
  • AF-ORING45 - Parts and Accessories - Cascadian Water

    Blue O-Ring for 2nd. Generation (with blue cap) ICS Systems for Whole Home or Business

    ★★★★★
    (1)
    $830
    Unit price /
    Unavailable
  • ICS-S5K - Replacement Filters - Cascadian Water

    ICS-S5K Replacment Water Filter for ICS-S5 System

    ★★★★★
    (3)
    $8833
    Unit price /
    Unavailable
  • ICS-SIPK - Replacement Filters - Cascadian Water ICS-SIPK Replacement Water Filter for ICS-SIP System

    ICS-SIPK Replacement Water Filter for ICS-SIP System

    ★★★★★
    (4)
    $45320
    Unit price /
    Unavailable
  • SIL-LUBE - Parts and Accessories - Cascadian Water SIL-LUBE

    SIL-LUBE

    $385
    Unit price /
    Unavailable
  • Salt Free PolyHalt water softener with activated carbon for taste and odor Salt Free PolyHalt water softener with activated carbon for taste and odor. Keep essential minerals creating great tasting water.

    ICS-SP Sediment and PolyHalt® Salt Free Softener Water Treatment System

    ★★★★★
    (50)
    $86020
    Unit price /
    Unavailable
  • RL-470 - Parts and Accessories - Cascadian Water Ultraviolet Lamp for Luminor Blackcomb LB5-061 | 6-11 gpm

    Ultraviolet Lamp for Luminor Blackcomb LB5-061 | 6-11 gpm

    $12154
    Unit price /
    Unavailable
  • the ICS-STP includes our salt free water softening as well as sediment filtration to protect your home

    ICS-STP PolyHalt® Water Softener with Taste/Sediment Filters

    ★★★★★
    (67)
    $1,35355
    Unit price /
    Unavailable
Showing 12 of 91
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Explore All Cascadian Water Treatment Products

Experience the difference with Cascadian Water Filters. Our advanced yet simple systems—including whole-home filters, salt-free softeners, and UV disinfection units—deliver clean, refreshing water for your home, business, or property.

Not sure what you need? Use our interactive guide below to get matched with the perfect filter or conditioner for your water concerns.

Every Cascadian system is easy to install with clear instructions and minimal maintenance. Whether you're a DIYer or working with a plumber, our filters are designed for hassle-free setup.

Need a replacement water filter? You'll find the right fit here—just match your cartridge code or use the guide above.

Trusted by families, businesses, and installers across the Northwest and beyond, Cascadian systems deliver proven performance backed by expertise.

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PARTICIPATING BRANDS AND CUSTOMERS HAVE HELPED FUND
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Every delivery’s carbon footprint is calculated based on weight, shipping method, and distance traveled. We neutralize these emissions by purchasing verified carbon removal credits from groundbreaking projects.

44.01 carbon injection site in Oman
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MAKING A DIFFERENCE

With your purchase, you’ll join a community of proactive merchants and customers dedicated to a sustainable future. Together, we've removed emissions for over 63 million deliveries and removed over 45 thousand tonnes of carbon.

FUTURE-PROOFING OUR PLANET

We work with a network of pioneering carbon removal companies that have been vetted by the commerce platform Shopify.

InPlanet rock powder spread over a field
Carbon-neutral shipping with Shopify Planet
Carbon-neutral shipping on all orders
8521kg
shipping emissions removed
That's like...
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miles driven by an average gasoline-powered car
We fund innovations in...
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⚠ WARNING- Products sold on this site may expose you to chemicals that are known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov