Long Island Ductless Heating & Air Conditioning Contractor

ductless carrierDo you have an area of your home that could benefit from climate control, but ductwork is either impossible? Then consider ductless system comfort from T.F. O’Brien Cooling & Heating.

We’ve been helping Long Islanders stay comfortable for nearly 80 years, and we want to be your ductless contractor of choice.

Whether you’re creating a quiet, comfort-controlled home theater room, or simply want to heat or cool an area in your Long Island home without ducts, the wide variety of ductless systems give you the efficiency, aesthetics and comfort of a traditional central heating and cooling system.

That’s because ductless systems deliver the heating and cooling comfort of a traditional system to specific individual spaces in your home, without additional ductwork. This is a great alternative to a window air conditioning unit

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.

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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



    Five Stars


    Five Stars

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


    See how Daikin ductless systems can improve your comfort and save you money

    Unlike single speed systems, Daikin ductless inverters offer variable speeds for more efficient home comfort.

    Hear the difference in a Daikin ductless system from T.F. O'Brien

    Our ductless solutions are engineered to operate under 50 decibels. Comfortably enjoy your home with a Daikin ductless system.


    T.F. O’Brien offers a complete list of ductless Heating & Air Conditioning services for your Long Island home.

    tfo areas servedWhen you work with T.F. O’Brien, your comfort always comes first. We believe you’ll be pleased with the variety of ductless heating and cooling services we offer to residents of Long Island, including:

    T.F. O’Brien provides customers in Long Island with the best ductless heating and cooling available. We pride ourselves in our craftsmanship and quality lineup of ductless products. We’ll work hard to ensure that you’re happy and comfortable – in fact, we’re not satisfied until you are.

    Trust T.F. O’Brien to be your Long Island ductless contractor.

    The T.F. O’Brien team wants you to enjoy your experience working with us and never have to deal with a hassle. That’s why we look out for your best interests and provide exceptional ductless products and services of the highest quality to ensure expected comfort and safety. We guarantee 100 percent satisfaction – in fact, you won’t pay until you are.

    If you need a ductless contractor in your Long Island home, T.F. O’Brien can help. Just call 516.488.1800.