4.9 ★ | 1,900+ Google reviews | 25,000 customers | Since 1934
When you need repair or maintenance for your ductless heating and cooling system, turn to the experts at T.F. O'Brien. For more than 90 years, T.F. O'Brien has been providing Long Islanders with expert repair, service and installation. We want to help you with your ductless mini split services, too.
Expert Care for Your Ductless Mini Split System
When you choose T.F. O'Brien to perform repairs or maintenance on your mini split ductless system, you’re choosing professionals the field of home comfort. Here are some signs that your ductless mini split might need a maintenance visit:
- Reduced airflow or uneven cooling/heating: This indicates a potential blockage or malfunction within the system.
- Increased energy bills: A noticeable rise in energy costs suggests the system is operating inefficiently, possibly due to increased workload.
- Leaks around the indoor unit: This could be a sign of condensation issues, refrigerant leaks, or drainage problems.
- Ice buildup on the outdoor unit: This often points to airflow restrictions or refrigerant problems.
- Loud or strange noises (grinding, screeching, rattling): These noises suggest mechanical issues with the fan, motor, or other components.
- Unusual odors (musty smells): This may indicate mold growth within the system, posing a potential health risk.
We’re qualified to fully inspect, maintain and repair your ductless system, regardless of the make or model. It is always our primary goal that you and your family are comfortable regardless of the season. That’s why it’s our guarantee that you’re 100 percent satisfied – and you won’t pay until you are.
When you need ductless maintenance or repair in your Long Island home, you can count on us for courteous, professional service. T.F. O'Brien proudly serves all of Long Island, including Nassau County, Suffolk County, and Brooklyn. Simply call us at 516.488.1800 and we’ll be pleased to assist you.
We also offer emergency ductless mini split repair services, 7 days a week, including holidays.
We're proud to provide exceptional maintenance and repair services on your ductless systems, including emergency service, for residential and commercial customers in Nassau and Suffolk Counties. Get your system back up and running, promptly and professionally.
Get Started with an Estimate
Join 25,000+ Happy Homeowners!
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.
"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
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 is a full-service ductless contractor in Long Island, NY
T.F. O'Brien is a full-service heating and cooling contractor. In addition to ductless maintenance and repair, we also provide:
