Furnaces on Long Island, NY | Full-Service Furnace Contractor

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.

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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.

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    "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

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    85+ years of service

    To Your Success


    Five Stars

    1,767 reviews



    Five Stars

    1,183 reviews

    T.F. O’Brien review scores as of 4/12/24

    For the most complete listing of furnace services in Long Island, NY, choose T.F. O’Brien.

    tfo areas servedWe 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:

    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.

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