Get matched with top tankless water heater installers in North Haven, CT

"Exceptional service from the initial diagnosis to repair, superb team. I appreciated everyone's thoroughness, willingness and honest business tactics. They provided a safe environment for me to ask questions and we explored all options. Ultimately, Joshua, sealed the deal by being caring and understanding. His expertise showed but most importantly his work ethics and integrity was felt. Many thanks to the whole team Brett, Joshua, Jason and Peter delivered Top notch service. Lastly, the communication was A+. Loved receiving text messages with photo id's, true professionals. Highly recommend! You won't be disappointed!"

"Not only did they get the job done they saved me $10k!! They are know my go to guys! 5 stars? I give them 10!"

"Installed a new Rheem gas water heater right away. Great price. Quick -efficient service. I will be using them for a new boiler in a few months thank you!"

"Amazing work, outstanding price and Lightening fast."

"They diagnosed our problem and how best to fix it."

"On time good price and did a good job I would definitely use them again"

"Excellent customer service. Spent time with me to discuss my goals for project."

"Mike was excellent. He came in was very polite and professional. He quickly provided the quote and in less than an hour had removed the old leaky faucet and installed the new one. It worked perfectly and looks amazing in the kitchen. Mike removed all the old parts and new faucet packaging. He even gave me pointers on diy checking water pressure to make sure there is not too much pressure coming in. Also, reminded me to register my Delta faucet which I did shortly after. Thank you Mike!! Price seemed a bit high, but it was done right away on a Saturday! With 6 month warranty on the plumbing work."

"They were very professional, showed up time. They did a great job and were very fast--did it in a timely manner. I have hot water now, so I am very happy. "

At Heritage Heating & Air, comfort isn’t just what we deliver—it’s who we are. For nearly a century, our family has provided dependable, high-quality heating and cooling solutions. Now in our fourth generation, we continue a legacy built on craftsmanship, trust, and doing things the right way.\nWith 96 years of experience, we combine time-tested knowledge with modern technology to deliver reliable, efficient HVAC services—from maintenance and repairs to full system replacements. Every job is handled with care, precision, and pride.\nAs a family-owned and operated company, we treat every customer like family, offering honest recommendations, transparent pricing, and service you can count on. We’re proud to serve your neighborhood with the same integrity that has defined us for generations.\nAt Heritage Heating & Air, your comfort is our heritage.