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Best pool and spa technicians near Mchenry, IL

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TRUSTED BY MCHENRY, IL HOMEOWNERS

  • Average homeowner rating star icon4.1
    Average homeowner rating
  • Verified reviews icon45
    Verified pool and spa services reviews

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

The Dolphins Pool, Inc.
3.9(
122
)
Swimming Pool - Opening & Closing ServiceIn Ground Swimming Pool or Accessories - Repair or Service

Serving Mchenry, IL and surrounding areas

Approved

In business since 2005

Warranties offered

Customers say: True professional

"It turns out that my tenant decided to do the work. I was impressed with their response and willingness to do the work on an expedited basis. If I have a need for pool service in the future, I will call them."
Response time9 hrs
38 neighbors recently requested a quote
Recommended by94%of homeowners
Avatar for AQUASOL POOLS AND SPAS LLC
AQUASOL POOLS AND SPAS LLC
5.0(
6
)
Swimming Pool - Clean and MaintainSwimming Pool - Opening & Closing ServiceAbove Ground Swimming Pool or Accessories - Repair or Service+4 more

Serving Mchenry, IL and surrounding areas

Approved

In business since 2025

Free estimates

Emergency services offered

"There was a terrible storm overnight and my pool and spa looked horrific my pool was green and had a bunch of leaves and branches in it, I was hosting a big party for an engagement celebration the next day, so I was very stressed out, I had called other pool companies and received no response, when I reached out to Marco, he responded right away, was very empathetic to the urgency of my situation and he was able to come first thing in the morning and he made my pool look amazing! He’s a very honest and extremely professional person, I will only ever trust him to work on my pool from now on! He’s the best person you can ever hire to work on any and all of your pool needs!"
Winter cover install.
Winter cover install.
Winter cover install.
Drain and clean pool
Drain and clean pool

+2

2 neighbors recently requested a quote
McHenry Pool Service
New to Angi
Replace Vinyl Liner for Swimming PoolSwimming Pool - Clean and MaintainSwimming Pool - Opening & Closing Service+1 more

Serving Mchenry, IL and surrounding areas

Approved

In business since 2015

Free estimates

Credit card accepted

McHenry Pool Service 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.

My work
My work
My work
My work
My work

+31

Response time1 day
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Pool and Spa Servicing FAQs, answered by experts

Algae-related green hot tub water is generally safe to use, as algae aren't usually harmful to your health. However, if the conditions in the hot tub are hospitable to algae growth, they may also be hospitable to the growth of other types of microorganisms, including Pseudomonas aeruginosa, bacteria that can cause hot tub rash, or Legionella bacteria, which can cause respiratory illness.

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.

You can drain a hot tub very quickly by using a submersible pump rather than the hose-sized drain at the bottom exterior of the tub. A pump can move up to 30 gallons per minute, draining your hot tub in no time. Using the regular drain can take up to two hours.

Similar to a hot tub, swim spas last anywhere from five to 20 years, depending on quality and your attention to maintenance. The best way to increase the lifespan of your swim spa is to carefully maintain it—including draining it around every six months to deep clean the parts.

A compact unit designed for two to three people typically weighs approximately 500 pounds in its empty state. On the other hand, a larger hot tub meant for up to six people can weigh around 1,000 pounds when empty. Materials used also impact weight. Less expensive hot tubs are typically lighter because they are made of molded plastic or fiberglass.

The Mchenry, IL homeowners’ guide to pool and spa services

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