Aquasential® Smart High Efficiency Nitrate Reduction Conditioner
Upgrade your water with the only WQA-certified whole house nitrate water filter available today.1 Address potentially harmful nitrate levels and feel confident your water is safer and cleaner.2 With advanced smart features, you and your local Culligan® expert can also get notified remotely for any service needs.
Ready for a whole home water upgrade? Nitrate can’t be detected through tastes or smells, but your local Culligan water experts can help diagnose your water problems and find the right solutions for your municipal or well water. Schedule your free, in-home water test or phone consultation to get started.
On-the-Go Management
Worry-Free Maintenance
Convenient Conservation
Customized Usage
Take Your Water to the Next Level

Targeted Filtration
State-of-The-Art Monitoring
Flexible Installation
Powerful Design
Whole House Nitrate Filter Options
Salt Level Monitor
Effortlessly maintain your system with a monitor that automatically tells you how many days of salt are remaining in your tank.
Leak Sensor
Experience comfort and peace of mind with an external leak sensor that can detect leaks around your tank as well as nearby water-using appliances.
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 Nitrate Reduction Water Conditioners have been tested and certified by WQA against NSF/ANSI/CAN Standard 372, NSF/ANSI Standard 42 for material safety and structural integrity, and CSA B483.1. The system is tested and certified by WQA to WQA ORD 2301 for Nitrate reduction as verified and substantiated by test data.
Ready to Take the Next Step?
Schedule a free, in-home consultation and water test to get one step closer to the safer water your home deserves. With options to buy, finance or rent, your local Culligan water experts will make recommendations based on your home, water usage, test results and any other concerns.

More Reasons to Choose a Culligan Nitrate Water Filter
01
Advanced Filtration
With a whole house nitrate filter, worry less about your home and your family.
02
Strong Design
The long-lasting brine tank with corrosion-proof components and Dubl-Safe brine refill control assure proper operation.
03
Safer Hydration
Filtering water at the source means you get cleaner, safer water from every tap in your home.
04
Well Water Solutions
This system is a great way to tackle this well water issue that is most common in agricultural areas.
Our Environmental Impact
40 Billion+ Bottles Saved
Earth-Conscious Innovation
Global Water Leadership
Specifications
Culligan products are reliable and long-lasting, with industry-leading warranties.
- Quadra-Hull conditioner tank: Lifetime
- The Aquasential Smart High Efficiency GBX circuit board, control valve body, excluding internal parts and the Fiberglass Conditioner Tank, if so equipped: Ten years
- Soft-Minder meter: Five-year warranty
- Entire system: One-year warranty
To access customer support, call your local Culligan water expert or fill out this Maintenance & Support form.
9” | 12” | 14” |
|---|
9” | 12” | 14” | |
|---|---|---|---|
Product Specifications Product Details | |||
A - Total Height | 56” | 60” | 73” |
B - Resin Tank Height | 48” | 52” | 65” |
C - Resin Tank Width | 9” | 12” | 14” |
D - Brine Tank Width/ Weight | 18” with 375 LB Brine Tank | 18” with 375 LB Brine Tank | 18” with 375 LB Brine Tank |
E - Brine Tank Height | 43” | 43” | 43” |
Installation & Maintenance
Convenient Service Plans
85+ Years of Experience
Unwavering Local Support
Flexible Installation Areas
Questions & Answers
Ratings & Reviews
4.6
Pros
Cons
Exceeded my expectations
Pretty good overall
Could be better
Disappointed
Terrible. Would not recommend.

Let’s Get Started
Start enjoying the benefits of trustworthy water in your home with help from your local Culligan water experts.














