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Tankless Water Heaters Smart Thinking. Seamless Solutions.
Ready for Comfort? Let’s Get You on the Schedule.

Tankless Water Heater Installation & Repair in Chicago, IL

  • Family-Owned
  • Convenient to You
  • Guaranteed Solutions
  • Family-Owned
  • Convenient to You
  • Guaranteed Solutions

Enjoy Endless Hot Water with Expert Tankless Water Heater Installation & Repair in Chicago, IL

When your hot water runs out mid-shower or your old tank system struggles to keep up, we get it—it throws off your entire day. That’s where we come in. At Intelligent Service, we help homeowners across Chicago upgrade to reliable, energy-efficient tankless water heaters. We also repair existing units when they start acting up. Our team is local, experienced, and ready to step in fast when you need help the most.

We’ve worked in homes just like yours, installing new tankless systems that fit your family’s size, lifestyle, and budget. If your current heater is giving you trouble, we can diagnose the issue and get it fixed without delay. You deserve consistent hot water and zero stress, and that’s exactly what we deliver.

Ready for a steady flow of hot water? Call Intelligent Service now to schedule your tankless water heater service in Chicago.

How Can We Solve Your Hot Water Problems in Chicago?

Is your current water heater on its last leg? Maybe it takes too long to heat up, or the hot water cuts out completely. We hear this all the time from local homeowners. Whether you’re considering the switch to a tankless system or just need a fast fix, we’ve got you covered.
Tankless systems aren’t one-size-fits-all—we take the time to evaluate your home’s hot water needs, so we can recommend the right unit. We install only trusted brands with proven performance, ensuring your investment lasts. Already have a tankless water heater? If it’s making strange noises, leaking, or producing inconsistent temps, our repair pros can get it back in shape quickly.

Our services include:

  • New tankless water heater installation
  • Tankless unit replacements
  • Fast diagnostics and repairs
  • Preventative maintenance

We’re not just here to fix problems—we’re here to make your home life better.

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Real Proof That Smart Service Works

    “Very impressed with Intelligent Plumbing.”
    Have used them in past and this time was just as good as the rest...excellent service! Trevor was our tech and was super friendly, efficient, and capable! Thanks Trevor!!
    - Lisa M.
    “We’ll definitely look to Intelligent Service again for any plumbing issues. Thank you so much!”

    Brian was very friendly and knowledgeable. He explained the problem, our options, and what his recommendations were. He worked very fast, too, and we ended up paying a little less than what was originally estimated. He also made sure everything was put back together and even cleaned up afterwards. We are very happy with his service and appreciate his professionalism. We’ll definitely look to Intelligent Service again for any plumbing issues. Thank you so much!
    - Alyssa J.
    “I’m very pleased with this company!”

    Once again a very pleasurable technician was here. He not only explained before what was needed to be done but after showing me what he did and why. I’m very pleased with this company! I appreciate knowing ahead of time who was coming and then followed up with a call telling me when he would arrive. Thank you!

    - Heather R.
    “Their staff that they sent us were pretty good and clear.”

    They informed us what they could do and what options were an available going forward to avoid further issues. They provided us with a reasonable rate after observing the type of problem and if we were okay with the plumber going ahead and fixing issue. He took his time and was pretty thorough.

    - Rich J.
    “They've earned a customer for life!”
    I'm new to the Mount Prospect area and am very happy to have stumbled upon Intelligent Service for my plumbing, heating, and cooling needs. I am a first-time homeowner and used Intelligent to fix several of the problems that were found on our home inspection. Every single person who has come to my home from Intelligent has been super kind, knowledgeable, and excellent at what they do. As a woman, I also love that they send a picture of the service technician you can expect to come to your home as an added safety feature.
    - Kelly C.
    “Knowledgable & Patient”
    “He prioritizes customer service and devises a plan that is best for the homeowner!”
    - Javeria A.
    “Clearly this company has all of their ducks in a row, and can be trusted.”
    At 3:00 in the morning my sump pump inverter started kicking on continuously, and I called they had a 24-hour hotline available. I chose to wait until normal business hours to have somebody come out, and they came out within 2 hours of opening. My technician was knowledgeable, gave me great advice, found the problem instantly, and then replaced it within an hour.
    - T. Duncan
    “I would fully recommend Intelligent to anyone with an old home that perhaps was not updated correctly in the past- and needs a creative thinker to solve your weird plumbing problems.”
    Edgar from Intelligent Service was the best plumber I've ever had. He was kind, courteous, and a great problem solver. As with most repair jobs, once you open that wall, a million unexpected things go wrong. Edgar solved every problem and did so in a way that kept the job from turning into a massive beast of torn out tile or cut-outs behind cabinets, blah blah blah. I would fully recommend Intelligent to anyone with an old home that perhaps was not updated correctly in the past- and needs a creative thinker to solve your weird plumbing problems.

    Also- the person who called me to schedule everything and check on times was very well spoken, kind, and competent- something I unfortunately have found lacking in many repair service companies of late. So kudos to the office side of this company as well!
    - Teegan N.
Flexible Payment Options Made Easy

We make it simple to get the comfort your home needs today, with payment plans that fit your budget and lifestyle.

Questions? Let’s Solve Them Together

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