Furnaces in Suffolk County, NY

When you live in Suffolk County, NY, you know that you rely on your furnace to keep you warm all winter long. You need a furnace contractor who can keep your furnace running optimally all winter long, and can assist you whether you need furnace repair, maintenance or installation. To keep your furnace running at peak performance, count on T.F. O’Brien Cooling & Heating to help you with your needs. We’ve been in the business of helping people stay comfortable since 1934, and we can help you with any and all of your furnace needs as well.

At T.F. O’Brien, we think we’ve been in the business of furnace maintenance, repair and installation for so many years because we have always made our customers our top priority. When you need a trusted furnace contractor for your Suffolk County, NY home, you can count on us. Our technicians are experts in the field of home comfort, and work with you to meet your needs expertly, professionally and courteously. We want you to be completely happy with the services we offer you; from the time you call us to the moment we’ve completed the job in your home.

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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

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    Five Stars

    1,767 reviews



    Five Stars

    1,183 reviews

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

    T.F. O’Brien offers complete furnace services to residents of Suffolk County, NY.

    T.F O’Brien Cooling & Heating wants you to be completely comfortable in your Suffolk County, NY home. As a full-service furnace contractor, we’re proud of our complete listing of furnace services, tailored to meet all of your needs. Choose us for these furnace products and services:

    • Gas Furnace Repair in Suffolk County, NY: T.F. O’Brien provides gas furnace repair services on most makes and models of gas furnaces, so no matter what type you currently have installed in your home, we can assist you. We’ll provide you with prompt service as well, so you can count on us having your gas furnace repair completed effectively and efficiently. Our technicians are equipped with top quality diagnostic tools and replacement parts, so you’ll know your gas furnace repair will reflect the professionalism and quality you’ve come to expect from us.
    • Gas Furnace Installation in Suffolk County, NY: Has your old furnace seen better days? Then it might be time to consider a gas furnace installation, especially if you’ve been experiencing lower levels of comfort and higher utility bills. By choosing T.F. O’Brien to provide your gas furnace installation, you’re choosing highly trained experts in the field of home comfort – experts who want to provide you with the best gas furnace products on the market. You can count on your gas furnace installation to provide you with energy-saving comfort for years to come.
    • Gas Furnace Maintenance in Suffolk County, NY: When the cold weather returns, you want to be sure the gas furnace in your home is operating effectively and efficiently. At T.F. O’Brien, we know that gas furnace maintenance is vital to the life of your equipment. That’s why we offer complete gas furnace maintenance plans to our customers, and why keeping your gas furnace in top condition is a priority to us. By maintaining your gas furnace, you’ll help it achieve peak performance, helping you save on energy bills and repair costs well into the future.
    • High Efficiency Gas Furnaces in Suffolk County, NY: If you’ve been paying too much for your utilities and you’re still not staying as comfortable as you’d like during the winter months, then it’s time to call T.F. O’Brien for a high efficiency gas furnace. With nearly 80 years in the business of home comfort, we work hard to bring our customers all the latest innovations, including high efficiency gas furnaces that have been built to keep you comfortable – and help you save energy and money by offering up to 98 percent efficiency.
    • Gas Furnace Service in Suffolk County, NY: The gas furnace in your home is one of the most important pieces of equipment you own. You and your family rely on it to keep you warm throughout the winter and to provide you with energy efficient heating. Did you know one of the best ways you can keep your gas furnace operating in top form is by making sure it receives the proper service? T.F. O’Brien can provide you with the gas furnace service to help ensure your system operates smoothly, efficiently and will keep your family warm all winter long.

    All of us at T.F. O’Brien focus on every job we do with one primary objective, which is to provide you with the best furnace services available for your Suffolk County, NY home. We strive to ensure your complete satisfaction, and no job is ever finished until you’re entirely happy with the work we’ve done for you.

    At T.F. O’Brien, we focus on our Suffolk County, NY customers and their furnace needs.

    tfo areas servedAt T.F. O’Brien, we take great pride in our team of NATE-certified technicians who offer customers throughout the Suffolk County, NY area the best furnace services available. Your best interests are always our focus, and we work hard to provide you with the best, highest-quality furnace products on the market for the comfort and safety of your family. We want you to have a great experience when you work with us, and to never have to deal with a hassle. We guarantee your 100 percent satisfaction, and you won’t have to pay until you’re entirely happy with the work we’ve done for you.
    You’ll enjoy comfort all winter long in your Suffolk County, NY home when you work with T.F. O’Brien Cooling & Heating for your furnace needs. Choose us for furnace maintenance, repair and installation services. We proudly serve all of Long Island, including Suffolk County. Call us at 516.488.1800 for help.