Top-rated water treatment & purification system repair or service pros.

Get matched with top water treatment & purification system repair or service pros in Rosendale, NY

Enter your zip and get matched with up to 3 pros

Matching on HomeAdvisor

Share some details icon
Share some details about your home project.
Match with local pros icon
Within moments, match with highly-rated local pros.
Compare quotes icon
Compare quotes and choose the best pro for the job.

Top-Rated Water treatment & purification system repair or service pros in Rosendale - Updated Nov 2026

Avatar for Hague Water Systems
Hague Water Systems
4.9(
120
)
Water Treatment & Purification System - Repair or Service

Serving Rosendale, NY and surrounding areas

Approved

In business since 1994

Free estimates

Customers say: Super punctual

"Mike, the owner, contacted me almost immediately. After asking some questions he was able to give me information about the specific water softener he felt I needed, pending confirmation of water testing which he would perform when he arrived, and he provided a firm price. What I really appreciated was that there was no sales pressure and no efforts to upsell, which is what I experienced from his competitors. (He even recommended against a service I was considering, saying it wasn't needed and not worth spending the money on). He was personable on the phone and installed the unit the next day. He and his associate arrived on time, were very professional, and completed the installation in less than 2 hours. During that time he answered any questions I had and even did some non-related value-added tasks at no charge (like supporting some copper pipes that were hanging loosely). The final cost was as promised with no surprises. Overall it was a good experience! Mike and his associate were very personable and friendly while acting in a professional manner! He's enjoyable to talk with, didn't object to my being present during the install, and I'm very comfortable recommending his services to anyone looking for a water treatment system."
Additional photos
Additional photos
Response time5 hrs
13 neighbors recently requested a quote
Recommended by90%of homeowners
Avatar for Aquascience of New York, Inc.
Aquascience of New York, Inc.
4.6(
120
)
Water Treatment & Purification System - Repair or Service

Serving Rosendale, NY and surrounding areas

Approved

Super Service Award Winner

In business since 1957

Free estimates

Emergency services offered

"Overall a very good company and I would recommend them. We had an AIO system installed to remove hard water and iron (among other things) along with a water softener system. My one complaint would be this. The water filter they installed had a leak. They came and looked at it and just fiddled with it if you will until it stopped. This was covered under their warranty. Six months later when I changed the water filter, the same leak started again and I needed a service call. This time they had to replace the part, not covered under warranty. The service call and parts and labor were not covered under warranty because it was six months after being installed. I would not have known this though until I went to change it for the first time and had an ongoing service call for the same reason with them. I was not impressed with that level of service."
Response time6 hrs
Response rate92%
119 neighbors recently requested a quote
Avatar for Polar Plumbing, Heating, & Air Conditioning
Polar Plumbing, Heating, & Air Conditioning
4.7(
132
)
Water Treatment & Purification System - Repair or Service

Serving Rosendale, NY and surrounding areas

Approved

In business since 2019

Free estimates

Emergency services offered

"Everyone from the sales team to office staff and especially the actual plumbers that came out to do the work were exceptional. Let me say that I felt completely confident with everyone at Polar Plumbing from the beginning to the end. The installation of my AO Smith water softening system was done with the utmost care and professionalism. I'm very happy with the service received and the neat job done. I would absolutely recommend Polar Plumbing to anyone looking for great work and an excellent team of professionals for their home remodeling or repair work. Warmest regards, Joseph R Rivera (Home Owner)"
Jared and Our New Polar Partner
John and Mike After Picture
BEFORE - Leaking Under the Sink
AFTER - Fixed by your Polar Professionals
Indoor Face Unit 2

+8

Response time12 hrs
Response rate97%
5 neighbors recently requested a quote
Avatar for M.L. Plumbing
M.L. Plumbing
5.0(
4
)
Water Treatment & Purification System - Repair or Service

Serving Rosendale, NY and surrounding areas

Approved

Free estimates

Credit card accepted

"Had a gas leak in my mechanical room next to my boiler and hot water heater and M.L plumbing came and tested the lines and found the leak and fixed the leaking pipe.Thanks M.L plumbing for job well done and at a very reasonable price👍."
Moss Home Solutions LLC
New to Angi
Water Treatment & Purification System - Repair or Service

Serving Rosendale, NY and surrounding areas

Approved

Free estimates

Credit card accepted

Offers commercial services

Moss Home Solutions is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.

Avatar for SL Plumbing, Heating, Cooling
SL Plumbing, Heating, Cooling
5.0(
2
)
Water Treatment & Purification System - Repair or Service

Serving Rosendale, NY and surrounding areas

Approved

In business since 2025

Free estimates

Welcome to SL Plumbing, Heating, Cooling! We are committed to exceeding your expectations. As experts, we will handle your needs with the high quality expertise, that your home or business deserves. We offer competitive prices, and customer satisfaction is our number one priority. Call us now! \n

Photos
Photos
3 neighbors recently requested a quote
Avatar for TT Plumbing, Heating, and AC LLC
TT Plumbing, Heating, and AC LLC
New to Angi
Water Treatment & Purification System - Repair or Service

Serving Rosendale, NY and surrounding areas

Approved

In business since 2020

Free estimates

Warranties offered

Services provided: \nPlumbing; well pumps, water softener/treatment, expansion tanks, water heaters, tankless water heaters, and much more\nHeating;boilers, furnaces, mini splits\nAir conditioning; mini splits and central ac\n\nLittle about TT Plumbing Heating and AC. Our mission is meet with you. Talk about your issues or concerns. Following, will diagnose and figure out a few different choices/options for you to take care of the issue and it concern. Options can be a bandaid, good better and best to go with your decision to solve the issue or concern. This will be up front pricing. You can choose what option is best for you and your budget. \n\nWe will preform, service, maintenance and installations. \n\nPlease note: Our company is not the cheapest nor the most expensive. We take pride in the work we do. We provide superior craftsmanship. We also use high quality materials to go with our high quality craftsmanship. \nLet us help you on your next plumbing heating and/or ac project\nFully insured

Response time3 hrs
Showing 1-10 of 32
FAQs for water treatment & purification system repair or service projects in Rosendale, NY

If your water softener is over 10 years old or if repair costs approach the price of a new unit, it might be time to replace it. Most water softeners last between 10 and 15 years. Replacing an aging unit can improve your water quality and help you avoid frequent repair costs. For a newer system with minor issues, repairing may be the best option. Consider the age and condition of your system to decide what's most cost-effective.

Water treatment systems remain dependable for 10 to 20 years with proper maintenance and care. A well-maintained system secures full performance by following a scheduled upkeep plan and professional inspections. Consistent maintenance guarantees continuous water purification, ensuring that the system operates at its peak efficiency and delivers high‑quality water throughout its lifespan.

Faulty water softeners exhibit clear symptoms that signal the need for immediate attention. Noticeable mineral build-up around faucets, discolored water, dry or itchy skin following a shower, and altered laundry texture indicate that the system is underperforming. Recognizing these issues early and addressing them promptly prevents further damage and maintains optimal water quality. Early intervention ensures that your water system continues to operate reliably and efficiently.

The Rosendale, NY homeowners’ guide to water treatment & purification system repair or services

From average costs to expert advice, get all the answers you need to get your job done.