Water filtration solutions in Marion (Cedar Rapids), IA

Your water plays a leading role in your day-to-day routine, from showers in the morning to cooking at night. When you choose Culligan as your local water filtration company, you know that you and your family are getting water solutions customized to your home and local water issues.
Person washing strawberries under filtered water tap
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Culligan employee replacing water filter

Reverse osmosis systems

Our undersink reverse osmosis filtration systems are certified to reduce more than 90 contaminants in your drinking water, providing a virtually unlimited supply of cleaner, safer water right from the tap. Long-lasting filters and convenient smart features help ensure you never have to worry about your water quality.

01

World’s most efficient

Culligan is proud to have the world’s most efficient reverse osmosis system.¹

02

Reduced waste

Filtered water on tap means less plastic waste. Using fewer single-use plastic bottles also reduces the amount of oil and gas used to produce and deliver them.

03

Smart insights

Track your water usage, see the amount of contaminants reduced, and check your savings versus single-use bottles via the Culligan Connect app.
Woman running bathtub wth filtered water

Whole house water filter systems

While Culligan’s undersink systems address a broad range of potential issues in your drinking water, our whole house water filtration solutions solve specific water problems that impact your whole home, like sulfur, iron, sediment, arsenic and more.

01

Customized solutions

Target your home’s specific water quality issues with customizable filter choices.

02

Certified for quality

Know you have water you can trust with systems that are third-party tested and certified to ANSI/NSF standards.

03

Smart features

When your whole house water filtration system needs service, our innovative features can alert your local Culligan expert automatically.

Schedule your free water filtration consultation

Ready to find the right solution for cleaner, safer water? We offer a free in-home water test, or we can schedule a phone consultation (you can select your choice in the next step).

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Ratings & reviews

“We have had Culligan water filtration...

...and softener products for decades and have never had less than a great experience.
-Deb A.

“I love my Culligan reverse osmosis...

...water filter. Best investment ever.
-Terri B.

“Love the customer service

and a company that is located locally.
-Luis V.

“Great customer service from the...

...office staff to the service techs. Always a pleasure.
-Jill B.

Culligan of Marion (Cedar Rapids), IA

customerservice@iowawaterpro.comContact us

Mon:8.00am - 5.00pm

Tues:8.00am - 5.00pm

Wed:8.00am - 5.00pm

Thur:8.00am - 5.00pm

Fri:8.00am - 5.00pm

Sat:9.00am - 12 noon

Sun:Closed

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Compare water filtration systems

Whole Home Water Filtration Systems
Whole Home Water Filtration Systems
Reverse Osmosis Systems
Reverse Osmosis Systems
Addresses a broad range of potential contaminants
Targets a specific contaminant
Smart features
Third-party certified
Focuses on drinking water quality 
Supplies filtered water from every tap
Improves quality of water for cleaning and bathing

Articles and resources

Learn about the types of water filtration systems, their benefits and how your local water experts can help you find the right solution.

Water filtration frequently asked questions in Marion (Cedar Rapids), IA

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