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Aquasential® Smart High Efficiency Twin Water Softener

Get an uninterrupted supply of soft water at every tap. From cost savings and a cleaner home to healthier-feeling skin and hair, you’ll enjoy all the benefits with this home water softener system. Plus, with advanced smart features and hassle-free maintenance, softening is always convenient and customizable.

Ready for a water upgrade? Your local Culligan® water experts can help determine the right solution for your municipal or well water. Schedule your free, in-home water test or phone consultation to get started.

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Always-on Softening with Smart Control

Customizable and Wi-Fi Connected

Remote Control

Tell your home water softener system exactly what you want, from one-tap bypass of your system to save soft water to Away Mode when traveling.

24/7 Performance

Never run out of salt with refill alerts via the Culligan Connect App. That means you can enjoy optimally soft water whenever and wherever you need it.

Easy Troubleshooting

Get maintenance alerts through the app as well. Your hard water softener system can even enable remote troubleshooting from your Culligan service team.

Smart Savings

Cut down your water bill with usage and conservation goals right on your phone. Plus, with Wi-Fi-connected features, quick updates are just a tap away.

Remote Control

Tell your home water softener system exactly what you want, from one-tap bypass of your system to save soft water to Away Mode when traveling.

24/7 Performance

Never run out of salt with refill alerts via the Culligan Connect App. That means you can enjoy optimally soft water whenever and wherever you need it.

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The Power of a Twin Tank Water Softener

Customized Softness

Culligan’s Dial-a-Softness® control puts you in charge of how your water feels.

Flexible Fit

Choose from a variety of water softener system sizes built to fit in the laundry room, basement, garage and more.

Uninterrupted Softening

Dual tanks provide a continuous supply of soft water 24 hours a day, even during regeneration.

Unmatched Reliability

Dual Quadra-Hull® tanks make this hard water softener system extra durable, built to withstand UV rays, rust and corrosion.

Customized Softness

Culligan’s Dial-a-Softness® control puts you in charge of how your water feels.

Flexible Fit

Choose from a variety of water softener system sizes built to fit in the laundry room, basement, garage and more.

Uninterrupted Softening

Dual tanks provide a continuous supply of soft water 24 hours a day, even during regeneration.

Unmatched Reliability

Dual Quadra-Hull® tanks make this hard water softener system extra durable, built to withstand UV rays, rust and corrosion.

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Home Water Softener System Options

Choose from four softener sizes and indoor or outdoor installation. Your local Culligan water expert will provide recommendations based on your water flow, usage, hardness and pipe size. They may also recommend additional product options to address any other water issues or needs you may have.

  • Proportional Brining

  • Aqua-Sensor®

  • Salt Level Monitor

  • Leak Sensor

100% Satisfaction Guarantee

If you are dissatisfied with your Culligan product for any reason within 30 days of your purchase, Culligan will remove the product and refund the purchase price.

Third-Party Certified

The Culligan Aquasential Smart High Efficiency Twin 9″ and Twin 9″ Outdoor Water Softeners have been tested and certified by WQA against NSF/ANSI Standard 372, CSA B483.1, NSF/ANSI Standard 44 for the effective reduction of hardness (calcium and magnesium), barium and radium 226/228, as verified and substantiated by test data.
Learn more about product certifications here.

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Ready To Take the Next Step?

Schedule a free, in-home consultation and water test to get one step closer to the soft water your family deserves. With options to buy, finance or rent, your local Culligan water expert will make recommendations based on your home, water usage, test results and any other concerns.

Schedule Free Water Consultation

More Reasons to Choose a Culligan Home Water Softener System

01

Home Improvement

Enjoy spot-free dishes, brighter laundry, and cleaner shower heads, faucets and shower doors.

02

Savings

03

Durability

04

Beauty Boost

Benefits of Water Softening

Understand the impact of hard water and how a water softener can benefit your family and your home.

Culligan Water Softener Testimonial: Meet Jose and Stacey Rivera

Hear the difference a Culligan water softener has made for customers Jose and Stacey Rivera and their home.

Our Environmental Impact

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Efficient Systems

Culligan high-efficiency water softeners are engineered to use less salt and water than standard softeners.

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Earth-Conscious Innovation

We prioritize sustainability in designing and developing new products.

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Global Water Leadership

Culligan has joined the CEO Water Mandate and the Water Resilience Coalition to lead the way in positive, global water stewardship.


Specifications

Warranty

Culligan products are reliable and long-lasting, with industry-leading warranties.

  • Quadra-Hull® conditioner tank and Cullex® resin: Lifetime
  • Aquasential Smart High Efficiency circuit board, control valve body (excluding internal parts), salt storage container, brine valve and all its component parts: 10 years
  • Soft-Minder® meter, Smart Brine probe, Salt Level Monitor and Aqua-Sensor probe: Five years
  • Entire conditioner: One year

To access customer support, call your local Culligan water expert or​ fill out this Maintenance & Support form​.

 

Download Owner’s Guide

Please select chart from the dropdown below:

Model

9”

10”

A - Total Height

56”

62”

B - Resin Tank
Height

48”

54”

C - Resin Tank
Diameter

9”

10”

D - Brine Tank
Width/ Weight

18” 375 LB

18” 375 LB

E - Brine Tank
Height

43”

43”

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Installation & Maintenance


Questions & Answers

Does this water softener work for both well and city water?

Can one tank continue to operate if the other tank needs maintenance?

Does the Aquasential Smart HE Twin Softener system require more space than a single tank softener?

What are the advantages of a twin tank water softener over a single tank?


Ratings​ & Reviews

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Culligan service is fantastic.

 Everyone from the office to the delivery is friendly and professional.

— Jane, MN

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Prompt service and accommodating delivery people.

Thanks for making our lives a little easier!

— Mountainview Dental, ON

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I appreciate the soft water — and it’s very convenient.

The Culligan team is always courteous, professional and helpful.

— Mr. Jay, IL

big quote icon
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Culligan service is fantastic.

 Everyone from the office to the delivery is friendly and professional.

— Jane, MN

big quote icon
big quote icon

Prompt service and accommodating delivery people.

Thanks for making our lives a little easier!

— Mountainview Dental, ON

big quote icon
big quote icon

I appreciate the soft water — and it’s very convenient.

The Culligan team is always courteous, professional and helpful.

— Mr. Jay, IL

big quote icon
big quote icon

Culligan service is fantastic.

 Everyone from the office to the delivery is friendly and professional.

— Jane, MN

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Let’s Get Started

Start enjoying the benefits of soft water in your home with help from your local Culligan water experts.

Schedule Free Water Consultation

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Aquasential® Smart High Efficiency Water Filter​

Get customizable filtration with convenient smart features.

¹ Source: Water Quality Research Foundation/Scientific Services S/O Inc.

² Efficiency rated according to NSF/ANSI Standard 44.