

Enjoy Soft, Filtered Water In Your Home Or Business With The Bay Area’s Leading Water System Provider!
Want soft, filtered water in your family home or business? Get a premier water softener or reverse osmosis system by the Bay Area’s leading experts.
40 Years
Experience
15,000+
Happy Customers
60 Days
Money-Back Guarantee*
10 Years
Parts Warranty*
Kinetico
Water Systems

Enjoy Soft, Filtered Water In Your Home Or Business With A Revolutionary Kinetico Water System

Worried about harmful contaminants in your drinking water? Sick of hard water causing limescale build-up and wearing out appliances? Then De Anza Water Conditioning can help!
We’ve spent the past 40+ years making water soft and filtered for more than 15,000 families and businesses in the Bay Area. Our experts can test your water for harmful contaminants and install a premier system that gives you an uninterrupted flow of soft, filtered water for your family home or business! Read More
Discover How You Could Benefit from Water Conditioning Services
From showering to cleaning, cooking to drinking, water is an essential part of our lives. But how much do you know about the quality of the water that is supplied to your home? When you think about it, you probably don’t know that much. In Santa Clara County, San Mateo County, San Francisco County and the surrounding areas, the supply is hard water and contains unnecessary minerals and chemicals.
You are sure to have experienced the inconveniences associated with hard water such as dry skin and hair, dull work surfaces, fading clothes and a build-up of limescale in your appliances. But, by simply installing a Kinetico water conditioning system, you can breathe fresh life back into your body and home.
We are a Comprehensive Water Conditioning Company
Offering solutions for both residential and commercial spaces, we cater to the needs of all of our clients. Both homes and businesses alike can benefit from water conditioning services, and we are here to assist. From residential drinking water systems to installing Kinetico reverse osmosis system in commercial places, With four decades of experience, we are able to work alongside you to understand your needs and provide a package that will cater to them all.
With our services, you can choose:
- Water softening systems
- Water filtration systems
- Reverse osmosis drinking water systems
- Sulfur filter for well water
… and much more! Whatever you need to feel comfortable at home or in the workplace, we can provide it here at De Anza Water.
Soft Water with Kinetico Water Conditioning System is Better for Your Health and environment
When you install a water conditioning system in your home, you are improving the quality of water that flows through your pipes and runs from your taps. From day one, you’ll experience a huge difference in your health, your home or workplace and your energy bills.
Your health
When you begin to shower with soft water, you’ll notice that your skin and hair feel more moisturized, your scalp less flaky and your skin less irritated. Sounds great, doesn’t it?
Your home or workplace
Conditioned water will improve the appearance of your work surfaces, maintain a vibrant color when washing clothing and ensure better functionality of your appliances.
Your energy bills
In both residential and commercial spaces, we can all agree that saving money where possible is a must. Requiring less energy to flow through your space, soft water can reduce your bills. And with a reduced build-up in your appliances, you’ll need to replace those less often, resulting in another fantastic saving!
Few Water Conditioning Companies Compare to Us at De Anza Water
Our water conditioning company is a family-run business, we have a wealth of knowledge, decades of experience and the passion to deliver life-changing packages to our clients. Our water conditioning systems are guaranteed to improve the quality of your water from day one. Capable of adhering to all of your personal or business needs, your system won’t let you down. And with a 10-year warranty, you’re covered for all eventualities.
So what are you waiting for? Get in touch to speak to an expert and learn more.
Explore Our Unbeatable Range Of State-Of-The-Art Home Water Systems
Want to keep your family safe with delicious drinking water that’s free from the effects of chlorine, industrial, and pharmaceutical contamination? Tired of hard water that leaves chalky build-up everywhere and your hair and skin feeling dry? Eliminate harmful contaminants and enjoy soft water with a premier, low-maintenance home water solution.
Explore Our Cutting-Edge Commercial Water Solutions
Worried about hard or contaminated water that’s unsafe to drink? Sick of downtime caused by problems with pipes, fittings, or appliances? Discover a leading commercial water solution from the experts who’ve helped the Bay Area’s leading brands and businesses for 40 years!
Trusted By California’s Most Recognized Brands









Save $1,000 Off Any Water Softener Or $500 Off Any Reverse Osmosis System
For a limited time only, a water solution with De Anza Water Conditioning will save a HUGE $500 off your reverse osmosis system… or $1,000 off your water softener! Special offer ends soon.
Why De Anza Water Conditioning Is A Leading Provider of Kinetico Water Systems…

Leading Supplier Of Kinetico Water Systems In the Bay Area
Kinetico systems are low-maintenance and made right here in the U.S.A. They use less water, less salt, and no electricity whatsoever… the perfect cost-effective solution for drought and blackout-affected areas across the Bay Area!

We Know Bay Area Water Better Than Anyone Else
California water is generally rated hard and is one of the worst affected areas by water contaminants. After serving more than 15,000+ Bay Area customers over 40 years, we know exactly how to analyze your water and provide a premier solution that’s made to last.

Remove Harmful Contaminants For Safe, Filtered Drinking
Are you one of the 370,000+ Californians with contaminated drinking water? Remove harmful contaminants and keep your drinking water crystal clear and healthy for your family, staff, and customers.

Free Water Test To Check For Potential Contaminants
Worried about toxins in your drinking water? Or sick of hard water that damages pipes and appliances? Our water specialists will arrange a quick and easy test to see if your water contains contaminants, at no cost to you!

Family Owned And Operated With Four Decades Of Experience
We’re proud of our proven track record, having served thousands of happy families and some of the Bay Area’s biggest businesses. Why take a chance with anyone else, when you can use a trusted supplier with a four-decade proven record?
Features |
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Single Tank, Electric Timer Softeners |
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Works without electricity | ||
Concurrent Regeneration For Consistent Water Supply |
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Low maintenance | ||
System regenerates based on water usage | ||
Soft water 24/7 | ||
Control valves operate in clean, soft water | ||
Patented technology | ||
Made in the USA | Sometimes | |
Uses less salt And water | ||
10-year warranty* |

You’re Covered By De Anza Water Conditioning's Crystal-Clear, Triple Guarantee
With more than 40 years of experience and trust built up from serving 15,000+ Bay Area customers, we want to keep that going for the next 40 years and beyond. That’s why we cover you with our unbeatable, crystal-clear triple guarantee.
Here’s how it works:
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Soft, Filtered Water Guaranteed
Our cutting-edge Kinetico water softeners and reverse osmosis systems will consistently produce soft, filtered water on a 24/7 basis. If your system doesn’t perform for any reason, simply let us know in the first 60 days, and we’ll fix or replace it free of charge.
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Industry-Leading System Warranty
All our Kinetico systems carry an industry-leading warranty, so you get peace of mind thanks to lower maintenance costs for years to come.
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Try It Before You Buy It!
Not sure whether a water softener or reverse osmosis filter is right for your business (or both)? Try one risk-free for 60 days! If you don’t love it, we’ll uninstall it AND give you 100% of your money back.
We’ve Proudly Served The Bay Area For Over 40 Years
STRICTLY LIMITED TIME OFFER FOR June:
Claim Your FREE Water Test With A Kinetico Certified Water Specialist (Worth $125)
Save Up To $1000 When You Invest In One Of Our Leading Water Softeners Or Reverse Osmosis Systems!
Want to know whether your home or business water is safe? Don’t put up with scaly hard water that tastes like it was scooped out of a swimming pool any longer! Book your free water test with our Kinetico-certified specialists, available for this month only. Discover how you can get soft, filtered water that’s crystal clear and safe to drink!
Discover How To Remove Up To 99.9% Of Contaminants And Get Safe, Delicious-Tasting Water In Your Home! (Value $125)

IS YOUR NEIGHBORHOOD’S WATER SAFE?
Get Your FREE, Instant Water Report to Discover the Quality of Your Water in Your Zip Code
Wondering whether you need a water softener, a filtration system, or both? Find out whether there are hard minerals or potentially harmful contaminants in your water supply! Simply let us know your details and in 2 minutes you’ll have a simple, easy-to-understand report that reveals everything you need to know!

Discover How To Remove Up To 99.9% Of Contaminants And Get Safe, Delicious-Tasting Water In Your Home! (Value $125)