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Family Owned & Serving Santa Cruz Since 1984
Water Treatment
Family Owned & Serving Santa Cruz Since 1984
Flexible Financing Available Through GreenSky
Don’t Let Cost Stop You From Getting It Fixed
Plumbing problems don’t wait — and now, neither do you. We offer flexible payment plans so you can get the work done today without the financial stress.
4.8 Stars | 744+ Reviews
Water Treatment in Santa Cruz
Your home and business deserve the best water treatment in Santa Cruz, customized to meet your unique needs. The plumbing team at Rosenthal Plumbing takes pride in offering the best water conditioning in Santa Cruz County and works on all types of systems. We also handle both residential and commercial plumbing issues to restore the quality of your water while ensuring your system is working as efficiently and safely as possible. Reach out to us for all of your Santa Cruz water treatment needs!
Here to Help You Get Started
Request a FREE Estimate
At Rosenthal Plumbing, we offer free estimates for all your plumbing service needs, ensuring you get the best value and clear pricing before any work begins. Request a free estimate online or call today!
Need a Second Opinion?
We’re Happy to Help
Not sure about a quote you got from another company? Plumbing work can feel overwhelming, especially when the numbers feel ambiguous. We’ll take a look, give you our honest take, and help you figure out what makes sense for your situation.
Our Water Treatment Services
Water Testing
As a premier Santa Cruz County water testing company, the team at Rosenthal Plumbing will run a water test to determine what’s going on with your water quality and what type of services and solutions you need. We’ll come up with a solution and upfront, transparent pricing to address poor taste, hard water, minerals, or other issues and restore your peace of mind.
Our expert plumbers will get to work on your water testing in Santa Cruz as quickly as possible and make the experience seamless. After running a diagnostic test, we’ll let you know the results and talk about the possible solutions, such as water filtration or water purification, and what makes the most sense for your home. Once you’re settled on the solution you want, we’ll get to work installing and implementing it and going over any maintenance information or next steps.
We can test your water supply for issues, including:
- pH
- Iron
- Nitrates
- TDS
- Hardness
Call us today to discuss your water needs and we’ll come out and take a look.
The Right Away Club
Join our membership today and experience priority service, exclusive discounts, and peace of mind.
Our Santa Cruz County Water Treatment Services
Chemical contaminants and mineral buildup are usually the two main issues that are involved with Santa Cruz water treatment. It’s also possible we’ll recommend the same solution for either problem, which can help streamline the process and clean up your water. After water testing in Santa Cruz for your home or business’ existing water supply, we’ll go over the possibilities, costs, and timeframes to get you the water conditioning in Santa Cruz County solutions you need.
Your Plumbing Experts
For more than three decades, Rosenthal Plumbing has been the go-to source when property owners need a reliable Santa Cruz plumbing company. We provide a wide range of quality plumbing services in Santa Cruz, CA, from repairs and maintenance to installations and replacements.
About UsSanta Cruz Water Treatment FAQ's
What water treatment services does Rosenthal Plumbing offer in Santa Cruz?
Rosenthal Plumbing provides comprehensive water treatment in Santa Cruz, including water testing, water filtration, and water purification systems tailored to meet the unique needs of both residential and commercial clients.
Why is water testing important for Santa Cruz residents?
Water testing is crucial to identify issues such as pH imbalance, iron, nitrates, total dissolved solids (TDS), and hardness in your water supply. Rosenthal Plumbing offers expert water testing services in Santa Cruz to diagnose and address these concerns effectively.
How can I improve my home’s water quality in Santa Cruz?
Improving water quality can involve installing water filtration or purification systems. Rosenthal Plumbing’s team can assess your water quality and recommend suitable solutions to ensure clean and safe water for your household.
What are the benefits of installing a water filtration system in Santa Cruz?
A water filtration system can remove contaminants, improve taste and odor, and protect your plumbing fixtures from sediment buildup. Rosenthal Plumbing offers professional installation of water filtration systems to enhance your water quality.
How do I know if I need water purification services in Santa Cruz?
If you notice issues like unpleasant taste, odor, discoloration, or sediment in your water, it may be time to consider water purification services. Rosenthal Plumbing can perform water testing and provide purification solutions to address these problems.
For expert assistance with water treatment, water testing, or water purification in Santa Cruz, consider reaching out to Rosenthal Plumbing. Their experienced team offers customized solutions to meet your specific water quality needs.
Reviews From Your Community
Thanks for responding so quickly & for sending such an excellent plumber. The work was thoroughly explained & quickly completed. I will use Rosenthal plumbing for all my plumbing needs.
I woke up to find my downstairs ceiling dripping water. The leak was coming from my upstairs bathroom. I went into full panic mode. I called Rosenthal Plumbing and explained what was going on. Due to the urgency of my situation, the dispatcher Selina, contacted Mr Raffael
Just had Alex fix our sink drainage problem. He did an excellent job explaining and solving the issue. highly recommend
When you wake up in the morning with no hot water. You might think it is going to be a bad day. However here in Santa Cruz, we have miracle workers in the form of the awesome technicians at Rosenthal Plumbing. Our water heater, drains, and lines were so old they were amazed it
Tech did a great job. Job was done within 2-3 hours. Very professional
Alexander came promptly to address a leak in the water supply filter system. He thoroughly assessed the situation and checked on the bathroom and kitchen plumbing. He was quick and professional and did a great job fixing the leak and installing a new, upgraded water filtration
Alexander was fantastic. Discovered damage we didn’t know about and fixed everything in a single afternoon. Would have been structural floor damage in our very near future if he hadn’t carefully checked everything. Provided 3 different detailed solutions/costs for the full job.
Josh was very helpful and efficient in clearing the drain lines from my house to the main sewer line. He diagnosed the problem and ran a camera to give me the bad news of roots and collapsing old pipes. I have complete confidence in his work and he was a pleasure to meet and
Mario, was Fabulous! He explained everything to me with all my options. I Will definitely call again and ask for Marie. He was very professional along with being very courteous. Thank you for coming out so quickly, that was much appreciated.
Called in the morning and had an expert coming to my place a few hrs later. The technician, Joshua Obert, was knowledgeable, friendly and very professional . He did not rest until he found and fixed the problem. I could not be happier with his work. Highly recommended!
Anthony is an excellent job explaining every bit of work that needed to be done. I was impressed with the work that was done along with the fact they were able to get it done with same day notice! Highly recommend and will definitely be back in the future!
I just moved here into an older mobile home that needed major repairs, Ian and Travis replaced my water piping and water heater and some other plumbing issues. They are rock stars and did an awesome job! I highly recommend Rosenthal Plumbing, they also offer financing for the
Josh from Rosenthal Plumbing was super pleasant to deal with and did an outstanding job servicing my tankless water heater. He also gave me recommendations for future care to help my equipment last longer. It was easy to schedule my appointment with Rosenthal too. I'm glad that
I am writing to express my sincere appreciation for the exceptional service provided by Brandon during his recent visit to our facility. It was a pleasure to have Rosenthal Plumbing on-site again. Brandon’s work is distinguished not only by its high quality but also by the
Josh called before coming and then arrived on time. I’m usually a bit uptight when workmen are at my home but It was really nice to have him around. He explained everything in detail and gave me several options to choose from. All of them were practical and worthy of
I'm a 75 year old retired general contractor that couldn't be any happier with the experience. From starting the service experience online, the follow thru from the office, to the work performed by Josh, the technician. Keep up the good work
Prompt, professional communication to set up the appointment with an introduction to my assigned technician, Mario, via his Bio before he arrived, complete with a photo. Mario was amazing in helping fix our plumbing issue. He walked me through the different options and helped me
The contractors renovating our house installed our new household water softener, but it wasn't working and they couldn't figure it out. Anthony, from Rosenthal Plumbing, came and was very detailed and methodical in his diagnostic approach, which I really appreciated. Within 15
Everyone was friendly and professional. The dispatcher was accurate in the timing of appointment and Josh took care of our problem. He was very thorough and even took the time to other areas of our homes plumbing. He explained everything he was doing and was happy to answer any
Josh came out this morning, checked out the issues and also found few other items that needed attention. On site, prepped 5 to 6 quotations, with varying available services within 20 min. Very funny, knowledgeable, and detail oriented person. I would recommend Rosenthal Plumbing
My service was great. We had Josh and he was awesome! He communicated every step of the way and was very easy to work with and talk with. I would definitely have Josh come back anytime I need Something done !
I had a major leak in my plumbing which was older plastic piping. Rosenthal responded right away,assessed the problem and got to work the next day replacing all plumbing including replacing all shower and tub fixtures. Total 4 days work. They arrived on time and worked all
Got a chance to work with Troy from Rosenthal And it was an awesome experience. Was very friendly. We work together in strategizing to best assist the customer that needed repairs underneath the home. I would Definitely, recommend them for any plumbing problems You may
I needed a plumber to come out fast after an unpleasant plumbing issue with our bathroom sink required immediate attention. Rosenthal was able to have someone out with in 1-2 hours of my initial call. Josh the plumber was friendly and sociable. While Detailed in looking at the
Thanks for responding so quickly & for sending such an excellent plumber. The work was thoroughly explained & quickly completed. I will use Rosenthal plumbing for all my plumbing needs.
I woke up to find my downstairs ceiling dripping water. The leak was coming from my upstairs bathroom. I went into full panic mode. I called Rosenthal Plumbing and explained what was going on. Due to the urgency of my situation, the dispatcher Selina, contacted Mr Raffael
Just had Alex fix our sink drainage problem. He did an excellent job explaining and solving the issue. highly recommend
When you wake up in the morning with no hot water. You might think it is going to be a bad day. However here in Santa Cruz, we have miracle workers in the form of the awesome technicians at Rosenthal Plumbing. Our water heater, drains, and lines were so old they were amazed it
Tech did a great job. Job was done within 2-3 hours. Very professional
Alexander came promptly to address a leak in the water supply filter system. He thoroughly assessed the situation and checked on the bathroom and kitchen plumbing. He was quick and professional and did a great job fixing the leak and installing a new, upgraded water filtration
Alexander was fantastic. Discovered damage we didn’t know about and fixed everything in a single afternoon. Would have been structural floor damage in our very near future if he hadn’t carefully checked everything. Provided 3 different detailed solutions/costs for the full job.
Josh was very helpful and efficient in clearing the drain lines from my house to the main sewer line. He diagnosed the problem and ran a camera to give me the bad news of roots and collapsing old pipes. I have complete confidence in his work and he was a pleasure to meet and
Mario, was Fabulous! He explained everything to me with all my options. I Will definitely call again and ask for Marie. He was very professional along with being very courteous. Thank you for coming out so quickly, that was much appreciated.
Called in the morning and had an expert coming to my place a few hrs later. The technician, Joshua Obert, was knowledgeable, friendly and very professional . He did not rest until he found and fixed the problem. I could not be happier with his work. Highly recommended!
Anthony is an excellent job explaining every bit of work that needed to be done. I was impressed with the work that was done along with the fact they were able to get it done with same day notice! Highly recommend and will definitely be back in the future!
I just moved here into an older mobile home that needed major repairs, Ian and Travis replaced my water piping and water heater and some other plumbing issues. They are rock stars and did an awesome job! I highly recommend Rosenthal Plumbing, they also offer financing for the
Josh from Rosenthal Plumbing was super pleasant to deal with and did an outstanding job servicing my tankless water heater. He also gave me recommendations for future care to help my equipment last longer. It was easy to schedule my appointment with Rosenthal too. I'm glad that
I am writing to express my sincere appreciation for the exceptional service provided by Brandon during his recent visit to our facility. It was a pleasure to have Rosenthal Plumbing on-site again. Brandon’s work is distinguished not only by its high quality but also by the
Josh called before coming and then arrived on time. I’m usually a bit uptight when workmen are at my home but It was really nice to have him around. He explained everything in detail and gave me several options to choose from. All of them were practical and worthy of
I'm a 75 year old retired general contractor that couldn't be any happier with the experience. From starting the service experience online, the follow thru from the office, to the work performed by Josh, the technician. Keep up the good work
Prompt, professional communication to set up the appointment with an introduction to my assigned technician, Mario, via his Bio before he arrived, complete with a photo. Mario was amazing in helping fix our plumbing issue. He walked me through the different options and helped me
The contractors renovating our house installed our new household water softener, but it wasn't working and they couldn't figure it out. Anthony, from Rosenthal Plumbing, came and was very detailed and methodical in his diagnostic approach, which I really appreciated. Within 15
Everyone was friendly and professional. The dispatcher was accurate in the timing of appointment and Josh took care of our problem. He was very thorough and even took the time to other areas of our homes plumbing. He explained everything he was doing and was happy to answer any
Josh came out this morning, checked out the issues and also found few other items that needed attention. On site, prepped 5 to 6 quotations, with varying available services within 20 min. Very funny, knowledgeable, and detail oriented person. I would recommend Rosenthal Plumbing
My service was great. We had Josh and he was awesome! He communicated every step of the way and was very easy to work with and talk with. I would definitely have Josh come back anytime I need Something done !
I had a major leak in my plumbing which was older plastic piping. Rosenthal responded right away,assessed the problem and got to work the next day replacing all plumbing including replacing all shower and tub fixtures. Total 4 days work. They arrived on time and worked all
Got a chance to work with Troy from Rosenthal And it was an awesome experience. Was very friendly. We work together in strategizing to best assist the customer that needed repairs underneath the home. I would Definitely, recommend them for any plumbing problems You may
I needed a plumber to come out fast after an unpleasant plumbing issue with our bathroom sink required immediate attention. Rosenthal was able to have someone out with in 1-2 hours of my initial call. Josh the plumber was friendly and sociable. While Detailed in looking at the
Ready for amazing plumbing service in the Santa Cruz area?
Why Choose Rosenthal Plumbing for Water Treatment in Santa Cruz
Rosenthal Plumbing Inc. installs water filtration and purification systems for Santa Cruz County homeowners, backed by four decades of plumbing experience dating to 1984. Licensed under California Contractors License #923778, our team is led by third-generation owner David Rosenthal, continuing a family legacy of quality work. Rosenthal Plumbing is a proud member of Think Local First — County of Santa Cruz, a network supporting locally owned businesses. Operating from Santa Cruz, we serve Aptos, Capitola, Scotts Valley, Soquel, and communities throughout the county. Every installation comes with a written workmanship warranty.
Santa Cruz County’s Top Commercial Plumbers
Ready to restore the flavor, quality, and integrity of your water? Call us today! Make your appointment with a Rosenthal Plumbing expert and we’ll get to work on all of your water quality or any of your plumbing needs.
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4.9 Stars | 500+ Reviews