Enjoy Brand-New, High-Efficiency Heating and Cooling for One Low Monthly Payment

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All of the Comfort. None of the Worries.

Enjoy all the benefits of modern HVAC without paying for installation or upkeep through the Advantage Alliance™ program.

DiakenUnitsWe all know that with homeownership comes big-ticket expenses and headaches. A new roof, foundation or basement repair, even plumbing repairs can all quickly sap your budget and make it difficult to afford new home comfort equipment.

The good news? You can take your HVAC worries off your list, because T.F. O’Brien can help you get the equipment you need through the Advantage Alliance Program.

With the Advantage Alliance Program, you’ll make one low monthly payment for worry-free home comfort, and T.F. O’Brien will take care of the rest.

Your low monthly payment covers everything:

  •  Brand-new, high-efficiency equipment
  •  Installation
  •  Seasonal maintenance
  •  Future repairs – both parts and labor
  •  24/7 emergency service
  •  Priority scheduling
  •  Filter replacements

Trust the experts at T.F. O’Brien
Call: (516) 488-1800

Or complete our short form:

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    To Your Success


    Five Stars

    1,767 reviews



    Five Stars

    1,183 reviews

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

    "I’ll never be out a single penny again for repairs or maintenance."

    Five Stars


    "As a single mom I would have never been able to buy new units or pay an expensive repair bill. But thanks to your worry-free program, I can replace both units and have a low monthly payment.

    But most of all I never ever have to worry again about my A/C or heat because your program takes care of everything for me. I’ll never be out a single penny again for repairs or maintenance.

    That is such a huge burden off my shoulders. THANK YOU, AGAIN!"

    Brandie T.

    Stop stressing over unexpected HVAC expenses. Now you can make one low monthly payment, and pay no additional charges, ever!

    The new worry-free Advantage Alliance Program from T.F. O’Brien is changing the way people think about heating and air conditioning for their homes.

    With the Advantage Program, we are now introducing you to home comfort as a service we provide.

    You make one low monthly payment for your worry-free home comfort, and we take care of the rest. You put no money down, pay one low monthly price for the length of your agreement, and we cover the rest,

    Upgrading your old system through the Advantage Program is like having a bumper-to-bumper warranty for the life of your car (no term limit)!

    What’s more, because your new equipment is high-efficiency and will receive the maintenance it needs to run smoothly, you’ll likely notice a savings in your utility bills, too!

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    Save Money

    One low monthly fee covers everything.

    • No upfront payments for new equipment
    • Repairs, maintenance, parts and labor are included
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    No Worries

    Revolutionary Advantage Program offers peace of mind.

    • High quality, professional workmanship from T.F. O'Brien
    • A low monthly payment so you can enjoy the comfort, while we handle the rest
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    Priority Scheduling

    Get the HVAC help you need right away.

    • Emergency service at no charge
    • Convenient seasonal maintenance appointments at no cost

    Program Details

    At T.F. O’Brien, we know that affording HVAC equipment can be difficult, and can take a big bite out of your budget. With the Advantage Alliance Program, your worries will be a thing of the past. With this low monthly payment program, you’ll get:

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    Advantage Program Owning
    No down payment
    Professional workmanship
    24/7 emergency service
    24/7 emergency service at no charge
    No repair charges - Parts*
    No repair charges - Labor*
    No diagnostic fees
    No seasonal maintenance charges
    Free filter replacements

    Avoid unexpected and costly home heating and cooling expenses when you choose the Advantage Alliance program from T.F. O’Brien.

    Call today to learn more.

    (516) 488-1800

    If We Don’t Live Up to Our Comfort Guarantees, We’ll Give You a $50 Account Credit!

    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
    • Professional Engineers (PE)
    • Family Owned since 1934
    • Air Conditioning Contractors of America (ACCA) Member
    • A Huntington Township Chamber of Commerce Member
    • A New Hyde Park Chamber of Commerce Member
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    North American Technical Excellence Badge
    T.F. O'Brien's Angi Super Service Award Badge
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    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.

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