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

Get matched with top water treatment & purification system repair or service pros in Fairfax, VA

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.

Find Water treatment & purification system repair or service pros in Fairfax

Avatar for Pure Water Pure Air, LLC
Pure Water Pure Air, LLC
5.0(
8
)

Serving Fairfax, VA and surrounding areas

Approved

Super Service Award Winner

In business since 2020

Free estimates

Warranties offered

"I highly recommend "Pure Water Pure Air." company for any plumbing/water/air work. They completed installation of water filtration system along with drilling of granite coutertop within a hour. They have a reputation for delivering high-quality services and exceptional customer satisfaction. They are highly skilled and experienced technicians who are dedicated to providing the best possible service."
Hague Water Softener
Hague Water Softener
Homeguard with 2  Filters
Softener/Neutralizer
ONE Filter with a UV

+1

Response time1 day
33 neighbors recently requested a quote
Recommended by25%of homeowners
Avatar for NATION WIDE PLUMBING LLC
NATION WIDE PLUMBING LLC
5.0(
54
)

Serving Fairfax, VA and surrounding areas

Approved

Super Service Award Winner

In business since 2021

Emergency services offered

Warranties offered

"Nation Wide Plumbing came out on one call and did a quick response and came explain the plumbing issue with me and went through the project I had a flooded basement and he found quick the sump pump was broken and all the water flooded my basement as well he did an awesome job very professional and educated Abdul the best ever highly recommend to my friend and family super star"
Response time4 hrs
Response rate96%
Recommended by55%of homeowners
Avatar for F.H. Furr Plumbing Heating AC & Electrical
F.H. Furr Plumbing Heating AC & Electrical
4.7(
2,060
)

Serving Fairfax, VA and surrounding areas

Approved (Corporate)

In business since 1981

Free estimates

Emergency services offered

"As part of our service plan, we had our plumbing systems inspected. To make sure we were safe in the future, I had the technician drain the water heater and install an alarm in case of flooding or system failure. Everything went well and I highly recommend FH Furr."
Additional Photos
Additional Photos
Hiring the Best
Experience
Professionalism

+3

Response time8 hrs
4 neighbors recently requested a quote
Recommended by91%of homeowners
Avatar for Sila Heating, Cooling and Plumbing
Sila Heating, Cooling and Plumbing
4.7(
1,974
)

Serving Fairfax, VA and surrounding areas

Approved (Corporate)

In business since 1989

Free estimates

Emergency services offered

"SILA representatives are always punctual, polite, and professional. This morning's annual service visit was no exception. Marcus, the representative who conducted the annual cleaning, did a great job, wore a mask, gloves, and foot coverings, practiced social distancing, and was generally just great! This company installed my home's ac system 13 years ago and has maintained it every since. The system is going strong and this is actually one of the home repair companies I enjoy dealing with!"
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+4

31 neighbors recently requested a quote
Recommended by91%of homeowners
Avatar for Beacon Home Services, Inc.
Beacon Home Services, Inc.
4.7(
1,789
)

Serving Fairfax, VA and surrounding areas

Approved

Super Service Award Winner

In business since 2002

Free estimates

Emergency services offered

"This is a difficult review to write. Up until this week I would have given Beacon a "5" on all categories. But today I can't be so positive, I have requested them for four services at this time; 3 plumbing and 1 electrical. Here's a summary of each service: 1. Plumbing: Service a well water system. Our prior well water company had gone out of business. Beacon was responsive and dealt with an unfamiliar system pretty well. They replaced needed consumables and determined how to adjust the water to the right pH and hardness. Reasonably priced, but they did overestimate supplies (but they left excess with me so presumably the next time it will be cheaper). Good first experience, "B+" rating. 2. Plumbing: Repair broken shower control, replace Shower head, and track down intermittent leak from said shower. Super responsive. The tech did a lot of trouble shooting and determined that the overflow was mis-adjusted and that the gasket on the overflow was decayed and needed replacement. All work done at reasonable price and very thankful for the Tech's experience. "A" Rating, no further leaks! 3. Electrical: Run a new circuit for a portable hot tub to two locations. Disclaimer: I am an electrical engineer who has dealt with homeowner electrical improvements in the past. This tech worked with me on the design of the new circuit, cautioned me on the things I needed to do outside of Beacon's service (aka dig a trench for the underground line) and came out to support the county inspection. When the inspector required changes, the Tech worked with me to implement them with minimal cost increase. A++/ 100 % rating. 4. Replace a failed instahot faucet. The tech could not seem to find a replacement part at a reasonable price. He gave me a quote for $933. I contacted Instahot, and they directed me to a $350 replacement part on Amazon and provided a video for homeowner replacement. When I declined the service the Tech called and said that it was not just the cost of the hardware but his time. I pointed out that I wasn't willing to pay $587 labor for a straightforward 30 minute in and out replacement that I could do myself. So an "F" on this service, which I declined."
Plumbing
Plumbing 2
Ceasar Plumbing
Water Heater
David WH

+26

1293 neighbors recently requested a quote
Recommended by89%of homeowners
Avatar for HydraLux Systems LLC
HydraLux Systems LLC
5.0(
6
)

Serving Fairfax, VA and surrounding areas

Approved

In business since 2025

Free estimates

Warranties offered

HydraLux is a small, family-owned business with 15 years of experience, carrying on his father’s 30 year legacy and expertise providing premium water treatment across the DMV. We’re proud to offer FREE water testing, competitive pricing, service on existing systems, and personalized solutions tailored to your home or business. With a commitment to unmatched customer care and clean water for every family, we treat your home like our own. Let us help today!

Response time2 hrs
Response rate100%
59 neighbors recently requested a quote
Avatar for SwiftPro Heating, Cooling & Plumbing
SwiftPro Heating, Cooling & Plumbing
4.9(
71
)

Serving Fairfax, VA and surrounding areas

Approved

Super Service Award Winner

In business since 2024

Free estimates

Emergency services offered

"We had an outstanding experience with SwiftPro! From start to finish, the team was professional, knowledgeable, and courteous. They took the time to explain our options, answered all our questions, and provided a clear and fair estimate. On installation day, the crew arrived on time, worked efficiently, and left everything spotless. Our new HVAC unit is running perfectly, and we've already noticed a huge difference in comfort and energy efficiency. It's rare to find a company that combines great customer service with top-quality workmanship, but SwiftPro delivered on both. Highly recommend them to anyone in need of HVAC services!"
Air Conditioner Trane Unit Install
Duct Cleaning
Tri County Feeds Customized ducts and HVAC complete systems
Trane HVAC Heating & A/C Install
Trane Install Heating & AC Project. Dual-Fuel & Solar-Compatible Systems

+62

24 neighbors recently requested a quote
Recommended by47%of homeowners
Avatar for Dexter Wells & Plumbing, LLC
Dexter Wells & Plumbing, LLC
4.6(
14
)

Serving Fairfax, VA and surrounding areas

Approved

In business since 1983

Free estimates

Emergency services offered

"Called Dexter Wells & Plumbing and John was about to come out the same day and the very next day installed a new well pump and pressure tank for us. We are very pleased with the services received. John is a very nice man and definitely knows what he is talking about when it came to our issue. Would without a doubt recommend them and use them again."
Close up of screen
Pump and screen assembly
Pump in well screen
Additional Photos
Additional Photos

+6

3 neighbors recently requested a quote
Recommended by85%of homeowners
Avatar for OHA HVAC, Plumbing, Chimney & Fireplaces
OHA HVAC, Plumbing, Chimney & Fireplaces
5.0(
24
)

Serving Fairfax, VA and surrounding areas

Approved

Super Service Award Winner

In business since 1995

Free estimates

Emergency services offered

"Oullette's team was able to complete the installation in two days and haul away the old units. The new system is much more effective with consistent temperatures throughout our home. As well, it is much more efficient with demonstrably lower electric bills. We wholeheartedly recommend this company."
AC Maintenance / Tune-Up
AC Maintenance / Tune-Up
AC Maintenance / Tune-Up
AC Maintenance / Tune-Up
AC Maintenance / Tune-Up

+3

Response time2 days
6 neighbors recently requested a quote
Recommended by100%of homeowners
Showing 1-10 of 18
FAQs for water treatment & purification system repair or service projects in Fairfax, VA

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 Fairfax, VA 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.