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Best pool and spa technicians near Union, CT

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Top-Rated Pool and spa technicians in Union - Updated Nov 2026

Avatar for Pools and More, LLC
Pools and More, LLC
4.5(
112
)
Swimming Pool - Opening & Closing Service

Serving Union, CT and surrounding areas

Approved

In business since 2005

Free estimates

Warranties offered

"Paul and his crew are super nice and friendly. They were very professional with their recommendation. I’ll definitely deal with Pools and More in the near future."
Serenity
Paver Design
A beautiful inground pool
Specially designed...
Winterization

+14

5 neighbors recently requested a quote
Recommended by97%of homeowners
Avatar for Urban Pools, LLC
Urban Pools, LLC
4.7(
17
)
Replace Vinyl Liner for Swimming PoolSwimming Pool Heaters - Install or Replace

Serving Union, CT and surrounding areas

Approved

In business since 1996

Free estimates

Customers say: Quick response

"Karl completed our in-ground pool installation this week. It was a pleasure working with him from start to finish. He is a hands-on craftsman and was present every step of the way; a true professional. We couldn't be happier with the final result!"
Liner Replacement
Liner Replacement including liner over stairs
Liner Replacement
Pool Renovation
Corner step and bench

+8

Response time10 mins
5 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for Spa Restoration LLC
Spa Restoration LLC
5.0(
14
)
Hot Tub or Spa - Repair or Service

Serving Union, CT and surrounding areas

Approved

Super Service Award Winner

In business since 2025

Free estimates

Emergency services offered

"Shane with Spa Restoration came in a timely manner, inspected and completed my job on the same trip. Very friendly and thoroughly explained the issue in easy to understand detail. I plan to use him again if I need future service."
Hot Tub Repairs
Hot Tub Repairs
Running & Testing
Water Maintenances.
Water Maintenances.

+11

Response time1 day
2 neighbors recently requested a quote
Avatar for Best Pool Liners
Best Pool Liners
1.0(
1
)
Replace Vinyl Liner for Swimming Pool

Serving Union, CT and surrounding areas

Approved

In business since 2022

Free estimates

Credit card accepted

Best Pool Liners 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' interested, and make their concerns the basis of our business. 5 years of experience

project photos
Pool-Pros
4.9(
8
)
Swimming Pool - Clean and MaintainSwimming Pool - Opening & Closing Service

Serving Union, CT and surrounding areas

In business since 2023

Free estimates

We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumer’s needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job. \n

18x33 oval for ken
24 ft round replacement
30 ft liner change
1 neighbors recently requested a quote
Recommended by100%of homeowners
Poseidon Pool Service
5.0(
8
)
Swimming Pool - Opening & Closing Service

Serving Union, CT and surrounding areas

In business since 2018

Free estimates

Credit card accepted

"Juston he is amazing! Poseidon pool service company is a big reason why we started using their service but Juston is the main reason why we stay with this company. They service our pool to a level like Iâ  ve never experienced before. Iâ  ve owned many many pools in my lifetime and Iâ  ve never had such a good quality of pool service at a great price. Cole the owner is fantastic but nobodyâ  s as good as Juston"
Response time2 days
Recommended by100%of homeowners
Showing 1-10 of 19
Pool and Spa Servicing FAQs, answered by experts

Many people find saltwater tubs worth the upfront expense. They cost less to maintain than traditional hot tubs, so you can save in the long term. Maintenance is also easier, typically involving balancing the pH and cleaning the tub rather than adding chemicals. They’re also gentler on sensitive skin, and you won’t walk away with a strong chlorine odor.

In most cases, it is safe to clean a hot tub with vinegar. You will want to verify that your hot tub manufacturer lists vinegar as a safe cleaning product; however, given that vinegar is chemical-free, cleans, deodorizes, and is safe for people and pets, it is usually a good option. You can use vinegar to clean the hot tub shell, interior and exterior spa surfaces, hot tub jets, hot tub filter, and other parts. It is considered a strong, safe, and natural cleanser that can kill bacteria, remove mold and mildew spores, erase water spots, and remove hard water stains.

The best thing with which to clean a hot tub is whatever the manufacturer recommends; in most cases, this is a gentle surface cleaner and a soft cloth. Recommended hot tub cleaners can include specially formulated cleaning agents, mild dish soap, baking soda, vinegar, or diluted bleach. For your hot tub exterior, choose wood or vinyl cleaner (depending on the casing material).

You should never use household cleaning products, harsh chemicals such as undiluted bleach or acids, or abrasive cleansers or cloths, as these can scratch or etch your hot tub’s coating or shell and cause permanent damage.

Follow these general safety tips for spas and hot tubs:

  • Keep your exterior electrical receptacles covered and dry, especially around your hot tub and pool during periods of use.

  • Make sure you have a GFCI (ground fault circuit interrupter) properly installed to ensure no one gets accidentally shocked or injured by electrocution. 

  • Don’t use the hot tub or your pool during a thunderstorm. 

  • Before using the hot tub, have a certified electrician thoroughly inspect your hot tub and its wiring to make sure you’re in full compliance with all applicable local building codes. 

Hot tub maintenance can cost between $500 and $1,000 annually. These costs typically cover deep cleaning the tub, refilling it several times a year, and maintaining the water's chemical balance. While you can perform maintenance yourself, a professional can clean and treat your hot tub with chemicals to save you time. The biggest expenses are often heating and repairs, but regular maintenance can help you avoid more complicated and costly repairs and preserve your investment.

The Union, CT homeowners’ guide to pool and spa services

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