ICS-PH High Capacity PolyHalt® Salt Free Water Softener
Routine Maintenance Kit
The ICS-PH is a high-capacity, cartridge-based salt-free water softener and conditioner designed for whole-home protection. Using PolyHalt® ion bond technology, it prevents hard water minerals from forming scale without salt, brine discharge, or electricity.
Compatible replacement filter: ICS-PHK
Key Benefits
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Salt-free soft water without a slimy feel
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Prevents scale buildup and soap scum
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Helps protects against silica etching and fixture damage
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Protects plumbing, appliances, and water heaters
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5-micron precision sediment filtration
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Compact, wall-mounted design
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High-quality Made-in-USA housing
Safe for drinking, cooking, bathing, pets, plants, and gardens.
The ICS-PH softener delivers powerful scale prevention and clean, salt free softened water for city or well water homes all without the hassle of salt.
Compatible With Older Systems
- ICS-P12H
Filter Size: 4.5" x 20"
Connection: 1" FNPT
Treatment Included: P, PolyHalt H, High Capacity
60-Day Worry Free Return Policy
We want you to love your purchase! If you are not completely satisfied, you may return items within 60 days of purchase for a refund. Here are the details:
Proof of purchase is required for all returns.
To initiate a return, please contact our customer service team at info@cascadianwater.com or (509)-674-4000.
Refunds will be processed to the original form of payment
Please see additional Terms of Service
Frequently Asked Questions
Where does the ICS system go in my home?
Where does the ICS system go in my home?
Where it can fit, and where it can easily get access to your home's water source. This is typically a garage, crawlspace, or even a closet. If you have questions a plumber would be able to help you find the best spot. During maintenance you'll need to fit a bucket and have enough space to turn the sump wrench which comes with your system
How often do I replace the filters?
How often do I replace the filters?
Most people replace their filters once per year, or sooner if they start seeing issues with their water again. Learn about water issues here
What is the return policy?
What is the return policy?
If you are unsatisfied within 60 days of purchase, return the housing and we'll refund your purchase no questions asked.
How fast do you ship?
How fast do you ship?
We typically ship same business day if the order is placed before 2 pm PST using UPS ground.






