You depend on the furnace in your Long Island, NY home to keep you and your family comfortable all winter long. That’s why it’s good to know you can depend on T.F. O’Brien Cooling & Heating to help you with any of your furnace needs.
At T.F. O’Brien Cooling & Heating, we think we’ve been in the business of furnaces for such a long time because, quite simply, we firmly believe that we should always put our customers first. We employ superior craftsmen with great attitudes and work ethics. Our top priority is meeting the furnace needs of your Long Island, NY home with courtesy, professionalism and expertise.
Get Started with an Estimate
Call T.F. O'Brien Cooling & Heating at (516) 488-1800 or complete our short form below and a representative will reach out to you.
"Completely Satisfied"

"I was completely satisfied with the professionalism, quality, and courteousness of your service. I will continue to call on and recommend you all future AC/Heating needs. Thank You."
- T.F., Baldwin, NY


T.F. O’Brien review scores as of 6/15/23
For the most complete listing of furnace services in Long Island, NY, choose T.F. O’Brien.
We are a full-service furnace contractor. For your convenience, we offer a comprehensive listing of furnace services to meet all of your needs. These services include:
- Gas Furnace Repair on Long Island, NY
- Gas Furnace Installation on Long Island, NY
- Gas Furnace Maintenance on Long Island, NY
- Gas Furnace Service on Long Island, NY
- High-Efficiency Gas Furnaces on Long Island, NY
You can trust T.F. O’Brien to be focused on our Long Island, NY customers and their furnace needs.
You can enjoy comfort all winter long in your Long Island, NY home when you choose T.F. O’Brien for all your furnace needs. We’re pleased to offer comprehensive furnace maintenance, repair and installation services. We proudly serve all of Long Island, including Nassau County, Suffolk County, and Brooklyn. Give us a call at 516.488.1800 and we will be more than happy to help you.
Click For Areas We Provide Furnace Services:
We provide furnaces on Long Island, including Nassau County, Suffolk County and the following areas:
- Bayside, NY
- Bellerose, NY
- Breezy Point, NY
- Brooklyn, NY
- Brookville, NY
- Cold Spring Harbor, NY
- Commack, NY
- Dix Hills, NY
- Douglaston, NY
- East Meadow, NY
- East Williston, NY
- Elmont, NY
- Floral Park, NY
- Flushing, NY
- Fort Salonga, NY
- Franklin Square, NY
- Freeport, NY
- Fresh Meadows, NY
- Garden City, NY
- Glen Cove, NY
- Glen Head, NY
- Great Neck, NY
- Greenlawn, NY
- Hauppauge, NY
- Huntington, NY
- Jericho, NY
- Kings Park, NY
- Long Island, NY
- Lloyd Harbor, NY
- Manhasset, NY
- Melville, NY
- Mineola, NY
- Merrick, NY
- New Hyde Park, NY
- Northport, NY
- Oceanside, NY
- Oyster Bay, NY
- Park Slope, NY
- Plainview, NY
- Port Washington, NY
- Queens, NY
- Queens Village, NY
- Rockaway Point, NY
- Rockville Centre, NY
- Roslyn, NY
- South Hempstead, NY
- Smithtown, NY
- Syosset, NY
- Valley Stream, NY
- West Hempstead, NY
- Westbury, NY
- Whitestone, NY
- Williston Park, NY
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