
Whole-House Carbon Filtration — Ideal for Homes with Municipally Treated Water

RainSoft Great Lakes Water Treatment offers whole-house carbon filtration systems designed to address specific water treatment concerns. Built for long life and hassle-free operation, these systems are available with either HYSULEX™ or SUPER HYSULEX™ filtration media for superior control over chlorine, taste, and odor.
This semi-automatic system operates without electricity. When it’s time to regenerate, simply turn the dial—no timers, no guesswork, no need for ongoing valve adjustments.
Key Features of the Filtration System
Tank-Within-a-Tank Construction
The rugged outer tank is reinforced with miles of glass filament for superior strength. Inside, a sanitary plastic inner lining ensures your drinking water never contacts fiberglass surfaces.
Exclusive Composite Valve
Constructed from advanced NORYL™ composite, this valve resists pressure- and temperature-induced expansion or shrinkage—delivering long-lasting performance.
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Featured Customer Review
John came over and was amazing! Knowledgeable, friendly and professional. Our technician Sam was also very professional, hard worker and respectful. I could not have been happier. Ty Rainsoft Great Lakes Water Treatment.
Automatic Bypass During Regeneration
Eliminates water service interruptions during system regeneration.

Choice of Filtration Media
HYSULEX™
A highly activated carbon with an extensive internal surface area designed to absorb bad tastes and odors effectively.
SUPER HYSULEX™
An advanced, silver-impregnated carbon media that offers even greater porosity and absorption capacity. It’s engineered to be cleaner, stronger, and more durable than standard carbon media.
Smart, Economical Water Treatment
These systems provide a practical and cost-effective way to enhance the taste and odor of your municipal water—while reducing reliance on bottled water or single-point filters.
- Application Guidelines: The flow rate from your well pump must exceed the system’s required backwash rate.
- The incoming water should be free from oil and suspended solids, and low in iron and turbidity for optimal performance.
- Filtration results will vary depending on local water conditions.
Maintenance & Longevity
Filtration Media
Over time, the carbon media becomes saturated and must be replaced. Replacement frequency depends on your water quality and household usage. Your local RainSoft Great Lakes Water Treatment specialist can recommend a schedule based on your specific needs.
Control Valve
Designed for long-term durability, though occasional cleaning, lubrication, or part replacement may be required depending on usage and regeneration frequency.
Tailored Home Water Systems with a Customer-First Approach








What People Say About Us
Jim Puffer did an excellent job evaluating my water & answering all my questions! He was professional, knowledgeable, patient, pleasant, efficient, & friendly! His demonstrations really helped me understand the quality of my water. Thank you so much, Jim, for your on-time visit to my home & all the valuable information!! Your expertise, & your company's service is invaluable!!! Keep up the great work!!! 😊
We recently had a system installed, and had a great experience working with Great Lakes Water Treatment. The 3 biggest positives: 1) Health: the taste and convenience of the filtered water system has translated into us drinking much more water than we were before 2) Hair: the softened water is much nicer for hair texture and 3) Great install experience: Dom did a great job getting the system set up in a nice, compact way. Thank you!
Absolutely fantastic service and product! Every step of the way, the install and information was first rate. My tap water no longer smells like a swimming pool, and I can drink the Reverse Osmosis without a care. Also, the detergent free washing machine unit is a marvel! I was skeptical, but it's better than advertised. Thanks so much!



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