Water Treatment Solutions in San Antonio & the Hill Country

Purity in Every Drop

At Gaines Soft Water, we provide complete water treatment solutions designed to improve water quality, protect your home or business, and deliver peace of mind. Whether you’re dealing with hard water, well water issues, or need a salt-free option, our team has the knowledge and tools to create a system tailored to your needs. Since 1989, we’ve proudly served San Antonio, TX, and communities throughout the Hill Country, offering expert installations, free water testing, and 24/7 repairs.

Our WQA-licensed technicians and Class 3 certified experts work with all water sources — from city lines to private wells — and we service all major brands, including Rainsoft, Culligan, Rayne, DMS, Alamo, Lindsay, Sears, Aqua Master, General Electric (G.E.), Bruner, Hague, Star, Water Boss, and Montgomery Wards.

Our Water Treatment Services

We offer multiple treatment options designed to meet your water quality goals:

Hard Water Treatment

Hard water causes scale buildup, dry skin, and damages plumbing and appliances. We install high-performance water softening systems that remove minerals like calcium and magnesium, improving water flow, efficiency, and comfort.

Well Water Treatment

Well water often contains sediment, iron, sulfur, and bacteria. We provide specialized systems that combine softening and multi-stage filtration with optional UV disinfection, ensuring your private well delivers clean, safe, and odor-free water.

Salt-Free Water Softeners

For those who want to avoid salt-based systems, we offer salt-free water conditioners that reduce scale and improve water quality without the need for salt or regeneration cycles. These are ideal for eco-conscious homeowners or areas with salt restrictions.

Water Treatment Systems

Our full-spectrum systems combine filtration, softening, and purification based on your water test results. Whether you’re looking to improve drinking water or treat water throughout the home or building, we’ll build a custom solution that works for your exact needs.

From simple upgrades to full-scale treatment system installations, we take the guesswork out of getting clean water you can trust.

Why Choose Gaines Soft Water?

Serving the Region Since 1989

We’ve helped thousands of homeowners and businesses solve their water problems with trusted service and expert solutions.

Licensed & Certified Technicians

Our team is certified by the Water Quality Association and the Texas Water Commission, giving you confidence in every installation and repair.

Custom Systems for Any Water Source

No two water supplies are the same — we test, analyze, and design systems based on your specific water quality and usage.

All Brands Serviced, 24/7

We install, maintain, and repair all leading brands and offer emergency repair services around the clock.

Residential, Commercial & Industrial Solutions

From private homes to large facilities, our water treatment services scale to meet your needs.

Get Better Water with Custom Treatment Solutions

Whether you need to treat hard water, filter well water, or explore salt-free softening, Gaines Soft Water is here to help. We proudly serve San Antonio, TX, and surrounding Hill Country cities, including Boerne, New Braunfels, Spring Branch, Bulverde, San Marcos, and Fredericksburg. Call us at 210-635-7418 or request a free water test to find the best solution for your water today.