Get matched with top boiler installation pros in Riverhead, NY

"I was very happy with my experience using this company. In the middle of a heat wave, right before the July 4th holiday, my AC stopped working. The man who installed it and had been servicing it was too busy to come for a week. I called MSD and was given an appointment for 8 AM the next morning. They were prompt and courteous, fixed my problem, and were reasonably priced. I will be calling them in the future."

"The customer service was excellent and professional. The owner knew exactly what he was doing and was able to fix our boiler in no time. Thanks very much for everything!"

"Mike provided top-notch service when repairing my furnace. His pricing was very fair, and he completed the job quickly without any issues. Mike's friendly demeanor and expertise have made him my go-to professional for any HVAC needs I may have in the future. I highly recommend Professor Pipes!"

"Thank you for your service I was very happy with the change of the thermostat and maintenance of the boiler, it was very punctual and organized in your work I would recommend it without problem, very good work."

"Came right away, very good work. I would highly recommend. Very nice owner"

"Very Simple job. They removed a clog in my toilet causing issues."

"We had our washer hookup installed. We are very satisfied with his work. I would recommend DG hvac for simple fact he communicated well and his work was clean and fast."

"They came and within five hours I had a new working boiler. They were professional and great to do business with"

"It went very well!! The steam cleaning really gets rid of all the dust, grime and dirt that accumulates over time. It gets into all the nooks and crannies that you would need a toothbrush or toothpick to get clean. I feel like my house has never been this clean, and floors have never been this shiny. I would highly recommend them - extremely professional and takes pride in their work."

"Excellent. The technician was on time, very professional and friendly. He explained the work provided. He also took the time to explain what I should do to maintain the heater."