First Month & Install for only $20.25/mo

Our Whole-Home Filtration helps reduce these while protecting your pipes and improving your water for every faucet, starting at $20.25/mo with install.

Take Advantage of This Offer Before Time Runs Out!

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Strange odors or cloudy tap water? It’s not just annoying; it could signal common contaminants like chlorine or rust. Our Whole-Home Filtration helps reduce these while protecting your pipes and improving water for every faucet.

Water Softeners

Water softeners solve so many water problems, many you may not be aware of yet. Learn more about how a Culligan water softener can save you up to 46% on hot water bills while giving you softer skin & hair. No more hard water buildup or scrubbing your sinks for hours. Learn more today!

Reverse Osmosis Drinking Water

Offers cleaner, great-tasting water by reducing over 90 contaminants like lead, chlorine, and PFAS with NSF-certified filtration. They’re up to five times more efficient than other systems, helping lower water bills and reduce plastic waste. With long-lasting filters and smart monitoring, you get reliable, low-maintenance performance tailored to your home.

Total Home Filtration

Strange smells or tastes in your tap water may mean it’s not truly clean. Culligan offers a solution to help solve chlorine, rust, or cloudy water, common signs of problem water. With customizable filtration and the Culligan Connect App, you get smart, easy control. For well water, Culligan systems also protect pipes and appliances while reducing future repair costs.

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What our clients say

There’s a reason Culligan of Sioux Falls is the best water treatment company in Sioux Falls, Brandon, Harrisburg, Tea and Dell Rapids with over 148 4.5-Stars Google Reviews.

Cher Grams

I am happy with my new RO system. Salesman was great, Installation was great and office staff was great. The guy that installed my daughters softener system messed up badly by crossing hoses and ruining her new faucet, but the manager immediately made good on replacing her faucet and making sure it was done properly, so no issues. Very satisfied.

Karen Glammeier

Everything I have had with Culligan has been an excellent experience!

John Pursley

Every person we had interaction with who is very personable, efficient, and extremely helpful. I would recommend Culligan products to anyone as the physical equipment is very high-quality, and the installers know exactly what they are doing.

The big plus is you can rent their equipment for a very reasonable price every month as opposed to buying your own equipment at a big box store, spending a lot of money and then having to maintain it yourself and install it yourself. and, if the equipment malfunctions or breaks, Culligan will be out and repair or replace it for no extra charge.

You can’t go wrong with the Culligan man.

Kristen Spangler

Easy to work with. Technicians are great and non-disruptive since I work from home. Office is very helpful.

Mike Glubka

Very fast unloading!! Can park overnight.

Liz Woodsend

Nice sales person. I love that they deliver the salt, and will put it in the tank for you!

Alyssa Olson

Excellent customer service, appreciate the fast and thorough efforts, nice team who is easy to coordinate and work with

Matt Glanzer

Great service! Friendly sales and install staff

John Esculano

Satisfied with the service. Chris, one of the service techs, is awesome and helpful!

Rich Lauer

The service man, I think his name is Chris, was very professional, easy to communicate with, and most efficient. Culligan is fortunate he represents the company.

Chelsea DeVos

Fill your 5 gallon Jug of water for $1.25, they have a self service in their front entrance. Best water hands down

Jorge Ferguson

Peggy 1st apologized for how busy they were and set my expectation for tomorrow or early next week. What a pleasant surprise when I got there and Tony and Tyler arrived to provide service. It was not only faster than I expected but service above expectation. They replaced the machine older machine and really impressed me with how professional and exceptional the service was. Great water system.