Get matched with top radiant floor heating system installers in West Islip, 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."

"Jason is the best HVAC contractor/technician i’ve ever had! He is very knowledgeable about the topic and did a fantastic job assessing our needs and installing the new equipment. He was very cautious and respectful when it came to our home environment. I appreciated his communications skills as well! 10/10!"

"Rafael did a wonderful job installing 3 zone split HVAC system. On time, very clean and neat install. All questions gladly answered, just a great experience."

"I was very happy with my service call today! The repairman, Scott, was knowledgeable and pleasant and wore a mask and gloves throughout., so I felt safe, despite the pandemic. He serviced both of my central air systems and diagnosed the problem with the malfunctioning one and fixed it. By the time he left my house was already a much more pleasant place to be!"

"One of my heating zones stopped functioning. Anthony fixed it the next day!"

"Perfectly done and he also installed my new dryer vent cap."

"As a Full-Service Contractor and Residential Builder in Nassau County, we at HOMEREDI have relied on the Expert Team of Technicians and Installers from ELM Air Conditioning in Freeport Long Island for all of our discerning Clients HVAC requirements. The entire staff from the Operating Owners to every individual member are always willing to push the envelope forward when it comes to meeting our deadlines and delivering a superb product in a timely fashion. Not only we team up with ELM but we also capitalize on their vast reach and knowledge for our own residential air conditioning Service installation and continued maintenance Service. We highly recommend ELM Air conditioning not only to our Clients but to our Neighbors across the Island."

"Very honest and dedicated. Highly Recommneded"

"My HVAC system was low on refrigerant. They came same day and tuned my system up. Great customer service."

With over 20 years of hands-on experience in the plumbing industry, and 14 years in HVAC I bring a strong foundation of technical expertise, problem-solving, and customer-focused service to every project. Over time, I expanded my skill set into HVAC, working extensively in both commercial and residential environments.\nI specialize in heat pump applications, including installation, maintenance, and system optimization for energy efficiency and long-term performance. My background allows me to approach each job with a comprehensive understanding of how plumbing and HVAC systems work together, ensuring reliable, high-quality results.\nI take pride in delivering dependable service, clear communication, and workmanship that stands the test of time.