Save up to $2,375 on a New HVAC System Right Now

The blistering heat of summer is behind us as we prepare for the chilly winter weather ahead. If your system is more than 10 years old, this could be the opportunity of a lifetime.

We’ve been able to negotiate some exceptional discounts on equipment and our vendors are offering THOUSANDS in system and utility rebates.

With this offer you’ll get:

  • System Rebates – $1,000 value
  • AC Cover – $175 value
  • Wi-Fi Thermostat – $350 value
  • Free IAQ Product valued at $850 (Air cleaner ($850) or UV light ($800)

Total Savings - $2,375

This is limited time offer is only available until September 30, 2022. Call us right away at (516) 488-1800 for details and to take advantage of this great offer!

Disclaimer: Ask us for details about the different financing options available with credit approval. Savings available on select systems. Offer does not apply to previous purchases, only to systems purchased between 9/1/2022 and 9/30/2022. Restrictions may apply. Total savings shown: $350 Wi-Fi Thermostat, $175 A/C Cover, $1,000 system rebate available on select systems. Free IAQ product up to $850 value (Air cleaner - $850; UV Light - $800: product dependent on system). See TF O’Brien for details. Offer expires 9/30/22.


Trust the experts at T.F. O’Brien for courteous, professional services.
(516) 488-1800
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Google Review Scores 4.7/5 Stars

T.F. O’Brien review scores as of 10/18/22

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    "Exceeded Expectations Throughout"

    "The installation of a new central a/c unit exceeded expectations throughout the entire process...a true professional team throughout.

    Thorough explanation of available options, responsive scheduling, seamless installation in one day by a diligent crew that took great care to be neat and clean, including the complete removal of the old system.

    Would highly recommend the T. F. O’Brien team for installation of a new A/C system"

    - Jim Graf, T.F. O'Brien Customer

    Insured, Highly Qualified Professionals

    Superior Craftsmen with Great Attitudes and Work Ethic

    Our people are passionate about sharing their technical expertise to make every day more comfortable in our customers’ homes and businesses.

    • NATE Certified Technicians
    • EPA Certified
    • BPI Heating Certified
    • Professional Engineers (PE)
    • Family Owned since 1934
    • National Association of the Remodeling Industry (NARI) Member
    • Air Conditioning Contractors of America (ACCA) Member
    • A Huntington Township Chamber of Commerce Member
    • A New Hyde Park Chamber of Commerce Member
    North American Technical Excellence Badge
    BPI - Building Performance Institute, Inc. Certified Logo
    Air Conditioning Contractors of America Logo

    Pay Nothing Until You Are Completely Satisfied

    You can expect the following from our techs when they do work for you:

    • They will care for your home and complete the job with speed and precision.
    • They will not wear shoes on your carpets.
    • They will clean up when they are finished and take personal responsibility for your satisfaction.
    • They will not swear in your home.
    • They will not smoke in your home.
    • They are drug-free.

    If you’re not completely happy when our technicians are done with the job, you won’t pay until you are totally satisfied with their work. The next time you need heating and cooling work done, call T.F. O’Brien and experience the difference.

    HVAC tech measuring for high velocity heating installation
    Tfobrien high velocity home heating

    Financing Available

    If you're looking to upgrade your system, but you have to work within a budget, then let T.F. O'Brien help make things a little easier with our financing options, subject to credit approval.

    Proudly Serving Long Island Since 1934

    Specializing in heating and air conditioning installation, as well as heating repair & ac repair services for 85 years, it’s easy to see why we are the trusted HVAC experts in Long Island. Based in New Hyde Park, NY, we are conveniently located to serve Nassau, West Suffolk, and into Brooklyn and Queens.

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