Softer Water Solutions in Phoenix and Scottsdale, AZ

Professional Water Softener Solutions

If you’re tired of stubborn water spots, dry skin, or appliances wearing out too soon, hard water may be to blame. In the Phoenix and Scottsdale areas, hard water is a common issue—but it doesn’t have to be your normal. At Allegiance Water Services, we install and service water softener systems that make your home’s water cleaner, gentler, and easier on everything from your pipes to your skin.

We’re a local, full-service provider offering professional water softener installation, maintenance, and repair—all backed by our commitment to quality, sustainability, and excellent customer care.

What Is a Water Softener?

A water softener is a home system that removes hard minerals—like calcium and magnesium—from your water supply. These minerals are what cause buildup in your plumbing, stains on your sinks, and that “dry” feeling on your skin after showering.

Using ion exchange technology, a hard water softener replaces those minerals with sodium or potassium, giving you soft, high-quality water throughout your home. It’s one of the easiest ways to protect your plumbing and your appliances.

Why Install a Whole Home Water Softener?

If you’re living in Phoenix or Scottsdale, chances are your home has hard water. And over time, that can cost you—literally. A whole-home water softener helps:

  • Prevent scale buildup in pipes and water-using appliances
  • Extend the lifespan of your dishwasher, washing machine, and water heater
  • Improve water quality for drinking, cooking, and bathing
  • Help soap and shampoo work better, so you use less
  • Reduce stains on faucets, glass, and tile

Many families choose to add a reverse osmosis (RO) system when upgrading their home’s water. RO systems go the extra mile by removing contaminants, improving the taste of drinking water, and giving you that extra peace of mind about the water your family uses every day. Paired with a water softener, it’s a great way to ensure cleaner, safer water for your whole home.

Here’s What Happens When You Work With Us

We get it—you don’t want a long, messy install or a pushy sales pitch. That’s not our style. At Allegiance Water Services, our water softener installation is straightforward:

  • We test your water and talk about your needs
  • We recommend the best system based on your household and usage
  • Our licensed techs install it
  • We walk you through it, so you know how it works and how to maintain it

Types of Water Softener Systems

There are several different types of water softeners, and knowing the difference can help you choose the right system for your home. Here’s a breakdown of the most common types:

Salt-Based Ion Exchange Water Softeners

Most common. Most effective.

These systems work by swapping hard minerals (like calcium and magnesium) for sodium or potassium. They’re especially popular in Arizona homes because they’re reliable and long-lasting.

Pros:

  • Very effective at softening water
  • Great for long-term appliance protection
  • Ideal for homes with high hardness levels

Cons:

  • Requires salt refills
  • May need a drain line for discharge

Salt-Free Water Softeners (Conditioners)

Great for eco-conscious homeowners.

Technically, these systems don’t “soften” water—they condition it by preventing minerals from sticking to surfaces. They don’t remove the hardness, but they reduce scale buildup.

Pros:

  • No salt or chemicals required
  • Lower maintenance
  • Eco-friendly option

Cons:

  • Not as effective for very hard water
  • Won’t make water feel soft

Dual-Tank Water Softeners

Best for large households or high water usage.

These systems have two resin tanks, so one can regenerate while the other keeps working. That means you always have softened water, even during the recharge cycle.

Pros:

  • Continuous soft water, 24/7
  • Handles heavy usage well

Cons:

  • More expensive
  • Requires more space

Water Softener Maintenance Made Simple

To get the most out of your system, a little regular water softener maintenance goes a long way. Here are some quick tips to keep it running smoothly:

  • Refill salt when it runs low (usually every 4–6 weeks)
  • Clean the brine tank annually
  • Use quality salt designed for softeners
  • Have it checked annually by a pro

Need help? We offer affordable, reliable water softener service plans so you don’t have to think twice.

When to Call for Water Softener Repair

Even the best systems can run into issues. If your water feels “hard” again or you notice buildup or salt issues, it might be time for water softener repair. Common signs include:

  • Mineral spots returning on dishes or shower doors
  • Low water pressure
  • Salt not dissolving in the tank
  • System errors or warning lights

Our technicians will get your system back on track without pushing unnecessary replacements.

Keeping Your System in Top Condition

Ongoing water softener service is key to maximizing the life and performance of your system. We offer:

  • Routine inspections
  • Filter replacements
  • System cleaning
  • Performance testing

Whether it’s part of your seasonal home care or a one-time service call, we’re your partner in keeping your system in peak condition year-round.

Ready for Better Water?

If you’re done with the scale, the stains, and the endless cleaning—let’s fix it. A whole home water softener from Allegiance Water Services can change how your home feels, looks, and functions.

Call now to schedule your free consultation or use our quick online form. We’ll test your water, recommend the right system, and get you set up with softer, cleaner water in no time.

*Most homes in the Phoenix area experience water hardness levels between 10-20 grains per gallon. Actual water hardness at your home may differ. Contact us for a FREE water hardness test to find out exactly which capacity water softener will work most efficiently for you.

Check Out Our Customer Reviews

facebookgoogleyelpOverall Rating
5.0
Based on 415 Reviews
Charles Fratantoni
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Charles Fratantoni
December 6, 2023

Friendly, knowledgeable and efficient.

Emily Barnett
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Emily Barnett
April 21, 2022

John was on time and professional. He fixed the leak in my backyard system and tested it to make sure no further leaks. He also checked the front yard and found an additional leak that I hadn’t noticed and also fixed it in the same trip. Super happy with the great service and will definitely call these guys again for future plumbing repairs outdoors and indoor.

Bryan
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Bryan
January 8, 2024
B Ferguson
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B Ferguson
December 6, 2023

Allegiance and Eloy are my "go to" plumbers. Prompt, efficient, cost effective and courteous.

Jeri Dentz
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Jeri Dentz
May 13, 2021

Allegiance has been great. Eloy was perfect. I recommend this company highly and will certainly continue to use them in the future.

Traci P.
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Traci P.
November 29, 2023

We had a leak in our drip system. Johnny was awesome. He took the time and explained what the problem was and how to get it fixed. He didn't have the part...

BobCat Studios
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BobCat Studios
October 12, 2023

Ruben and Juan were the best! Great attention to details, all zones were color coded, and helped us with the use of the Rain Bird app. We couldn’t be happier with the great work!

Nancy Pearce
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Nancy Pearce
October 13, 2023

We have used Allegiance Water Services for several years now, and we have not been disappointed. Very professional, quality work, friendly, reliable.

2JourMusic
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2JourMusic
November 21, 2022

Very professional and responsive. No guess work as to when they arrive. Explained everything and cleaned up yard after they were done. Recommend...

Devon O'Connell
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Devon O'Connell
September 8, 2023
Doug Reynolds
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Doug Reynolds
January 13, 2023

David was terrific to work with to get my endless questions answered and align on the right water softener system. Lawson, who installed the water softener was outstanding. He explained service and care issues and did a very professional install. The whole team takes their customers satisfaction seriously. I'll be back for future plumbing needs!

Jim Sultan
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Jim Sultan
July 15, 2020

I had made an appointment for Thursday, but was pleasantly surprised to receive a call on Wednesday that Eloy could come out a day early. They serviced my RO water system and soft water system. They exhibited excellent attention to detail and worked in a professional manner. When finished they cleared explained what we needed to to do move for the coming year. I will certainly use them again for annual inspections and servicing.

Mitch Varbiro
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Mitch Varbiro
November 9, 2023
Julie Reed
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Julie Reed
August 8, 2022
D M
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D M
July 21, 2022

I have used Allegiance Water since 2018. The company and service is outstanding. John Gonzales was our repair person for this call. He changed our RO water filters, installed a leak detector for the RO, and repaired our water shut off valve. He was GREAT!!! He is very knowledgeable and dependable. I highly recommend Allegiance and their team. Thanks

Laura S
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Laura S
October 20, 2022

Lawson installed a reverse osmosis system at our new home today. While he was here, he also helped answer (many!) other questions and helped inspect the home’s irrigation system for me. He was thorough, professional, friendly, and patient. Thanks so much Lawson and Allegiance!

Laura Robinson
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Laura Robinson
August 10, 2022
Karen Bramer
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Karen Bramer
October 6, 2022
Mike B
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Mike B
June 7, 2022

Fixed my backyard sprinklers without having to put a whole new system in.

julie Whipple
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julie Whipple
August 30, 2022

Assessed my sprinkler system. Told me and showed me the main issue I'm having. No charge! Very nice and knew the answers to my questions. Didn't try to sell me anything. Will have these guys over everyone else I've done business with.

Chris Erickson
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Chris Erickson
December 22, 2023

Fast and reasonable.

Jim Jellison
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Jim Jellison
July 9, 2022

Will make sure the job gets done!

John Black
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John Black
May 4, 2021
Hengameh Hajisafartehrani
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Hengameh Hajisafartehrani
June 10, 2023

After 5 years we had water softener , we found out we use soft water for our pool and watering the plants in our back yard , so I called this company they responded fast and the next day they sent their technician Ruben . After we agreed on his estimate , he came the next day. He did awesome job on separating our soft water. Ruben was knowledgeable, fast and reliable. I am so happy with his work and recommend him and this company to everyone.

Laura Pascal
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Laura Pascal
November 30, 2020

Annual service on RO water system. Rommel was friendly, fast and professional.

Jeanne Brown
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Jeanne Brown
May 9, 2022
Michael Landy
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Michael Landy
October 26, 2023

Technician patiently walked me through my current setup, identified multiple leaks, and looked to save money by combining and eliminating unneccesay zones.

Rob Roberson
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Rob Roberson
April 20, 2022
Bosheng Yang
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Bosheng Yang
November 9, 2023

I had an exceptional experience with Allegiance today. My old gas water heater needs to be replaced. I called Allegiance yesterday and discussed with David who is very knowledgeable, transparent and told me pros and cons among the different water heaters. I decided to go with 50 gallon Bradford White water heater. Ruben came in next day and clearly explained to me what is the process. He is excellent, very skillful and told me how to maintain it. He cleaned everything afterwards. I am very happy with their services and will call Allegiance for my plumbing issues for sure. Ruben from Allegiance Water Services did an excellent job again today. I had water hammer issue for a couple of months and my pipes coming out the main pipe weren't connected right by a previous plumber. The irrigation system controller needs to be replaced as well And it is now upgraded to an enabling phone control unit. Ruben did an excellent job on replacing the unit and repiping everything. It only took him an hour and they work great! Ruben is very experienced, knowledgeable and efficient. It wouldn't go wrong for Ruben to do your plumbing jobs.

Steven Abrams
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Steven Abrams
September 23, 2022
Megen Blackburn
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Megen Blackburn
May 27, 2022

Allegiance Water Services are prompt, thorough, and professional. I found them when they did work on my next door neighbor’s irrigation system. When my irrigation started leaking and watering weeds, I called Allegiance Water Systems for a quote and then to schedule repairs. They send text messages and emails with links to track your technician or to call them direct. Invoicing is quick and easy to access via their billing system. You have everything in writing with links to confirm, deny, or modify your service needs.

Debbie Christensen
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Debbie Christensen
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September 10, 2021

Very prompt service and were there at scheduled times. Both tecs that have been here, Dan and John, were outstanding. Very professional staff including Josh. Pricing is reasonable. I would highly recommend this company.

Mark
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Mark
October 2, 2023

John was very knowledgeable and pleasant to work with. Unfortunately, he didnt have the parts i needed so he will be returning in a couple of days to do the actual work. I will update after the work is completed.

Marc Soronson
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Marc Soronson
October 28, 2022
Nikolas Tavlarios
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Nikolas Tavlarios
September 15, 2023

Excellent communication. Reliable.

Pat Matthias
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Pat Matthias
September 22, 2022

Allegiance Water Services sent a repair man to fix a broken sprinkler head.. He was courteous, pleasant and well informed. He fixed the head and checked to be sure the whole system was working again correctly. I appreciated his service. Thank you

Barbara Silver
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Barbara Silver
January 13, 2022

He installed a water softener system and did a great job. He also updated our r/o system. Very professional

Michael Pierotti
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Michael Pierotti
April 14, 2022
Julie Shinn
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Julie Shinn
November 12, 2022

Allegiance’s technician Eloy Garcia arrived promptly, explained and showed me the issue with my water softener and also he noted some water in tray beneath the water heater that I had even noticed. He fixed the motor on softener and then removed and replaced my water heater as he noted it was still under manufacturer’s warranty! I am so please with his prompt, thorough and efficient service. I highly recommend him and Allegiance Eater Services!

Zacory Boatright
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Zacory Boatright
June 6, 2022
Michael Oster
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Michael Oster
July 26, 2022

Josh and the office and service tech Rommel were excellent in every way! Professional, knowledgable service of issues with my water softener.

Martin Waldinger
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Martin Waldinger
October 4, 2022

They have done several projects for us and they were done efficiently and well. I highly recommend them for any water service

Sylvia Thomas
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Sylvia Thomas
September 30, 2022

Lawson Key was very professional, respectful and kind. He did a great and solid job of installing a new faucet for our water filtration system!

Matthew Desman
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Matthew Desman
May 12, 2022
Lindsey Dempsey
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Lindsey Dempsey
November 17, 2023

Why should you hire Allegiance? Quality. Dependability. Customer service. Experience. Dedication. Hard work. This company takes quality experience and service to the next level. I haven’t worked with many home service companies who do such a good job like this. From the moment we got the quote, until the minute the job was done, they were reliable and they provided the service we requested. First they came out to inspect the issue. Once they figured out what was wrong, they provided a verbal quote and followed up with a digital quote. I was able to accept the quote digitally and put a deposit down to begin the work. Since our system needed to be replaced, it was quite a process and luckily they had it all under control. They contacted the city and cox communications to flag their underground items so that they knew where to avoid. Then Lawson came out and literally spent an entire day replacing the system. The customer service was above and beyond. Yes there are a million plumbers and irrigation companies out there, but there aren’t as many reputable, trustworthy, licensed and qualified ones like Allegience.

Rahul Sahota
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Rahul Sahota
November 1, 2023

Very smooth transaction! One phone call got the osmosis and softner system scheduled and an experienced technician came and installed both within 2 hours! Great experience. Thank you!

robyn stiefeld
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robyn stiefeld
June 21, 2022
Andrew Kinch
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Andrew Kinch
November 10, 2022

I have used Allegiance for years now and every time I'm still amazed at how courteous and professional they are. Every year I have my R.O. filter changed and my soft water big blue filter changed. They also perform my mist services for the backyard with shutdown for the winter and startup in the spring. 100% recommend them!

K N
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K N
July 21, 2022

I had Eloy come by to repair a water softener system that had failed, as well as replace the filter in the RO system. He was courteous, knowledgeable, responsive, timely, and really knew his stuff.

Ken Forston
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Ken Forston
January 11, 2022

Had a hot water heater replaced today; Lawson did a fantastic job. The workmanship is very professional. Lawson was on time and did exactly what he said he was going to do.

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