Ductless Mini-Split Repair & Maintenance in Long Island, NY

ductless carrierDo you need repair or maintenance for your ductless mini-split? Then count on the experts at T.F. O’Brien to help. For nearly 80 years, T.F. O’Brien has been providing expert repair and maintenance, and we want to help you with your ductless mini-split as well.

By choosing T.F. O’Brien to perform repair or maintenance on your ductless mini-split, you’ve selected a company staffed by professionals dedicated to the field of home comfort. We’re qualified to inspect, maintain and repair your ductless mini-split, regardless of the make or model. And, we want you and your family to be comfortable above all else – we guarantee that you’ll be 100 percent satisfied with the work we perform for you, and you won’t pay until you are.

If you need ductless mini-split repair and maintenance in your Long Island home, trust T.F. O’Brien for courteous, professional service. T.F. O’Brien proudly serves all of Long Island, including Nassau County, Suffolk County, and Brooklyn. Just give us a call at 516.488.1800 and we’ll be happy to assist you.

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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

    Google Star Rating 4.6
    412 reviews
    facebook review score five out of five stars
    57 reviews

    T.F. O’Brien review scores as of 7/15/21


    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.

    T.F. O'Brien DifferenceT.F. O'Brien Difference
    T.F. O'Brien DifferenceT.F. O'Brien Difference

    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.


    We also offer emergency service, seven days a week including holidays.

    T.F. O’Brien & Co is proud to provide exceptional maintenance and repair services, including emergency service, for residential and commercial customers in Nassau and Suffolk Counties. Get your system back up and running, promptly and professionally.

    T.F. O'Brien DifferenceT.F. O'Brien Difference

    T.F. O’Brien is a full-service ductless contractor. In addition to ductless mini-split repair and maintenance on Long Island, NY we also provide:

    tfo areas servedT.F. O’Brien is a full-service heating and cooling company. In addition to ductless mini-split repair and maintenance, we’re also pleased to provide:

    Click For Areas We Provide Ductless Services: