Rock Valley Culligan
Your local water experts since 1936
Water solutions you can trust
Backed by over 85 years of experience, your local Culligan Water expert has a wide range of products to address your unique water concerns.
Whole Home Water Filters
RO Drinking Water Systems
Bottled Water & Coolers
Order water online
Save time and money with Culligan Bottled Water Delivery and Bottleless Water CoolersBuy Now
The Culligan Water advantage
As the leaders in water treatment for 85+ years, Culligan Water helps you provide your family with better, safer water at every tap.
100% satisfaction guaranteed
If you are dissatisfied for any reason, Culligan will refund your purchase within 30 days.
600+ locations nationwide
With locally-owned dealerships in communities across North America, Culligan is your local water expert.
#1 in custom water solutions
No one filters, softens and delivers more than Culligan Water.
Rock Valley Culligan
When you choose Culligan for your water needs, you’re choosing an industry leader with top-rated water treatment equipment, advanced technology and a 100% satisfaction guarantee. Since 1936, Culligan's local water experts have been committed to providing the best service available.
Worried about your water?
Get a FREE water consultation!
Improving your home's water is easier and more convenient than ever with Culligan Water's in-home or virtual appointments.
Culligan Water services
You can count on Culligan service to exceed your expectations. Check out the wide range of services provided by your local water expert below.
Free Water Test
Stop wondering about what may be in your water. Your local Culligan expert can provide a complete analysis for a wide range of contaminants.
Water & Salt Delivery
Culligan delivery is the easiest and most convenient way to get better water in your home.
Coupons & Specials
Don't miss out on the limited-time deals happening in your local area.
Service & Repair
Keep your water softener and filtration systems running at peak performance.
Browse the inventory of available products and place your order in a few easy steps.
Water quality your family can count on
Culligan Water's award-winning technology and service have attracted recognition from some of the most trusted names in product testing and quality assurance.
The Rock Valley Culligan difference
Everyone involved was great to work with . Nick took the time and explained everything to us. Very friendly and helpful all around
The product and process that was explained during the consultation was spot on with the actual installation process and cost day of installation. The products were clean and set-up to our requests to accommodate for our households schedules and usage of the components. Highly recommend Culligan to my friends and family.
Great team from Nick, Aaron and Doug! Love the taste of my water!