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Reverse Osmosis Water Reduces Many Common Contaminants

With nearly unlimited bottles of delicious drinking water at your kitchen sink, your family will use water for more than drinking.

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Learn More About How A Culligan System Can Improve Your Water!
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Industry-Leading Warranty

With every Culligan systen comes a Culligan Man to install and maintain it. We take pride in our service, and we back it up with a 30-day money back guarantee and lifetime warranty on most Culligan products.

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100% Satisfaction Guarantee Worlds most efficient NSF Certification | Culligan of Sioux Falls UL Certified Company in Sioux Falls, Brandon, Harrisburg, Tea and Dell Rapids Water Quality Association Tested and Certified Under Industry Standards

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.
Cat S
They have Xtra filter for hight ph levels and alkaline water
Alyssa Korkow
Both service reps that helped me were so friendly and knowledgeable. They answered all my questions! Thank you!
Paige Nation
Great service and prompt delivery
Brandon Kathman
Culligan has been great for my family.
Ardis Nelson
Fantastic customer service!
100% Satisfaction Guarantee Worlds most efficient NSF Certification | Culligan of Sioux Falls UL Certified Company in Sioux Falls, Brandon, Harrisburg, Tea and Dell Rapids Water Quality Association Tested and Certified Under Industry Standards

Good, Better, Best Culligan Drinking Water Options

Aquasential® Reverse Osmosis System

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  • 4 Filters and A three-part filtration system that is certified to reduce 60 contaminants, including viruses, bacteria, lead, arsenic, pharmaceuticals and volatile organic compounds.
  • The Aquasential® Reverse Osmosis System can remove Barium, Cadmium, Copper, Hexavalent Chromium, Lead, Radium 226/228, Selenium, TDS, Trivalent Chromium
  • Get an unlimited supply of safer water for just pennies a glass without the hassle or cost of single-use bottles.
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Aquasential® Smart Reverse Osmosis System

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  • With up to 7 stages of filtration and 12 filter options.
  • ClearLink PRO™: switch between unfiltered and filtered water with the touch of a button
  • Your Culligan Service handles everything, including installation, filter changes & filter disposals.
  • The Total Defense system to deal with lead, mercury, aesthetic chloramines, aesthetic chlorine taste & odor.
  • This system reduces viruses, bacteria, nitrates, mercury, arsenic V and lead*, as well as emerging contaminants, such as PFOA/PFOS.
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Aquasential™ Tankless Reverse Osmosis System

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  • Space Saving Design
  • With smart sensors built into the system, the Aquasential™ Tankless RO System can immediately notify you if any issues are detected.
  • Your choice of designer faucets. The under-sink water filtration systems can be customized for homes and offices.
  • Compared to traditional reverse osmosis systems, the Aquasential™ Tankless RO System produces 30x more water each day, allowing for an unlimited supply on demand.
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*Contaminants may not be in your water.

Culligan Smart RO

Culligan’s Reverse Osmosis system:

  • Makes your tea and coffee taste amazing
  • Gives you smoother mixed drinks
  • Makes your already delicious homemade cooking taste out of this world
  • Is a sensible cook’s best friend
  • Provides delicious water on demand
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Trust Your Local Water Experts

We're here for you

Culligan has been treating the water needs of the Sioux Empire since 1943! We’re dedicated to making your water better using superior equipment at great prices, coupled with the best service.

We're Family Owned

Our team works in the local area and we're a family owned and operated business.

Our warranty

Most Culligan equipment comes with a Limited Lifetime Warranty, ensuring you can enjoy better water for a long time.

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