Free Water Test
Charlotte, NC Water Treatment Experts

Healthier Water
for Your Home

We offer the best drinking water and the largest variety of water treatment products and services available for your home or business - including water softeners, filtration systems, reverse osmosis, and free in-home water testing.

Get a Free Water Test Call (704) 921-1950
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Water Treatment Solutions

Pure Water for Every
Corner of Your Home

From softeners to reverse osmosis, our systems are certified by the Water Quality Association's Gold Seal Program.

Water Conditioning Systems

Say goodbye to hard water scale, spots, and soap scum. Our water conditioning systems protect your appliances and skin.

Drinking Water Systems

Enjoy clean, great-tasting water right from your tap. Our drinking water systems remove contaminants for pure, safe water.

Problem Solving Filters

Targeted filtration for iron, chlorine, sulfur, and other contaminants specific to your Charlotte water supply.

Air Purification Systems

Breathe cleaner, healthier air indoors. RainSoft's whole-home air purification removes allergens, bacteria, and pollutants.

CleanStart® Laundry System

Wash clothes in cold water without detergent, getting them just as clean. Save on energy, detergent, and wear on fabrics.

Free In-Home Water Testing

Not sure what's in your water? Our experts come to you and test your water at no charge - no pressure, just facts.

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Family enjoying fresh, clean water in their kitchen
50+ Years Local
Experience
Why RainSoft of Charlotte

The Gold Seal
Difference

All RainSoft systems are Tested and Certified by the Water Quality Association's Gold Seal Program - the most rigorous certification in the water treatment industry.

  • WQA Gold Seal Certified - Every system meets the highest standard for contaminant removal and product integrity.
  • Comprehensive Limited Lifetime Warranty - One of the most complete warranties in the entire water treatment industry.
  • EarthSafe® Technology - Environmentally responsible products that reduce waste and chemical use.
  • 75+ Patents - RainSoft has been innovating water treatment since 1953 with unmatched R&D investment.
  • Local Charlotte Experts - Carolina Water Systems, Inc. has over 50 years of combined local experience.
Learn Our Story
See the Difference

Before & After RainSoft

Drag the slider to compare hard, unfiltered water against crystal-clear RainSoft treated water.

After: Crystal clear water from RainSoft treated tap
Before: Standard unfiltered tap water
Before
After RainSoft
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What Our Customers Say

Real Reviews from
Charlotte Families

★★★★★
"We love our water! One of the most professional companies I've ever dealt with. They were on time, explained everything they were doing and cleaned up after themselves."

Yelp Reviewer

via Yelp

★★★★★
"I have had my RainSoft system for 2 weeks and I am very satisfied. My water tastes great. The installers were very nice and overall it was a great experience."

Yellow Pages Reviewer

via Yellow Pages

Common Questions

Water Quality
FAQ

How do I know if I need a water treatment system?
Signs include scale buildup on faucets, soap that won't lather, spots on dishes, dry or itchy skin, or water with an unusual taste or smell. Our free in-home water test will give you a clear picture of what's in your water - no guessing required.
What is a free in-home water test?
One of our trained water quality experts visits your home at no cost to test your water for hardness, chlorine, TDS (total dissolved solids), and other common contaminants. We'll walk you through the results and recommend the right solution for your specific water. There's no obligation to purchase.
What makes RainSoft different from other water treatment brands?
RainSoft has been innovating water treatment since 1953, earning over 75 U.S. and international patents. All systems are WQA Gold Seal Certified, and RainSoft offers one of the most comprehensive limited lifetime warranties in the industry. Our EarthSafe technology also makes our systems more environmentally responsible than conventional alternatives.
Does RainSoft service my area of Charlotte?
Carolina Water Systems serves the greater Charlotte metropolitan area. Call us at (704) 921-1950 to confirm coverage for your specific address. We're located at 1705-D Orr Industrial Ct., Charlotte, NC 28213.
What is the CleanStart® Laundry System?
The CleanStart system allows you to wash clothes in cold water without laundry detergent - and still get them clean. This saves money on hot water, detergent, and extends the life of your clothes and washing machine. It's an eco-friendly alternative to traditional laundering.
What warranty comes with RainSoft systems?
RainSoft offers one of the most comprehensive limited lifetime warranties in the water treatment business. This covers the system against defects, giving you long-term peace of mind. Ask your RainSoft consultant for full warranty details specific to the product you choose.
Service Coverage

Serving the Greater
Charlotte Area

Carolina Water Systems serves homeowners and businesses throughout Charlotte and surrounding communities.

Ready for Better Water?

Get Your Free In-Home
Water Test Today

Our experts come to you - at no cost and no obligation. Discover exactly what's in your water and how RainSoft can help.

Schedule My Free Test or call 📞 (704) 921-1950