Home Addition HVAC System

Heating and Air Conditioning for Your Home Addition

We specialize in extending climate control to your home addition or accessory dwelling unit. Contact us today for our expert HVAC solutions.

Mini Split Systems for Home Additions

From expanded living areas to accessory apartments, we have the expertise and quality ductless mini split systems for your home addition. As fellow Long Islanders, we understand the climate challenges and will ensure your new space is comfortable year-round.

"The team at Elite heating and cooling did an excellent job installing my aunts AC System. No hidden fees and the estimate was spot on. Highly recommend. We are very happy!!"

5 out of 5 stars

Joanna M. | Syosset, NY
Ductless Mini-Split Unit
Elite Service Guarantee

Why Choose Elite Heating and Cooling?

Elite Guarantee

Total peace of mind. With every heating and cooling service we provide, count on our guarantees:

  • Best Price Guarantee
  • 100% Satisfaction Guarantee
  • Workmanship Guarantee
  • Quality Brand Equipment

Here's What Our Suffolk & Nassau County Neighbors Are Saying

"I had the team install a mini split system. They were informative and honest about all the brands and options that would fit my budget... Highly recommend elite heating and cooling for their expertise."

Mila S.

5 out of 5 stars

Islip, NY

"Really happy with the GREE mini-split heat pump system installed by elite heating and coling. They had the best prices for the same units others quoted me higher for, so big thumbs up for value. The team was super professional."

Sam C.

5 out of 5 stars

Stony Brook, NY

"Quick professional clean would recommend"

Robert D.

5 out of 5 stars

Melville, NY

"Definitely recommend them for any HVAC work. The team installed three wall units and a condenser at my place. Really impressed with the quality of the work and price. They were responsive and paid attention to every detail."

Leo A.

5 out of 5 stars

Bethpage, NY
Suffolk and Nassau County Service Area

Bringing Comfort to Homes Across Long Island

Find our top-rated HVAC services in your neighborhood:

  • Stony Brook
  • Islip
  • Melville
  • Smithtown
  • Bellport
  • Centereach
  • Plainview
  • North Babylon