HVAC Repair on Long Island, NY
For expert HVAC repair, count on Universe Home Services.
Don’t Let a Heating or Cooling Breakdown Leave You Stranded
You need your heat in January and your AC in August. When either one fails, we are here.
If your system stopped working and you need HVAC repair on Long Island, Universe Home Services is ready. We serve Farmingdale, Levittown, Huntington, Babylon, and everywhere in between, and when you call, a trained technician will diagnose the problem, explain what they find, and fix it right. Contact us online to get scheduled today.
24/7 Emergency HVAC Repairs
Whether your system quit during a nor’easter or gave out on the hottest night of the summer, waiting until morning is not something you should have to do.
No heat in Massapequa in January and no cooling in Wantagh during an 85-percent-humidity stretch are both safety concerns, and a home without either becomes unsafe quickly for young children, older family members, and anyone with a health condition.
Universe dispatches 24/7 across Long Island, and the technician who arrives comes prepared for your specific situation rather than figuring it out on the way.
Your Long Island HVAC Team
You are working with a company that has been serving Long Island since 1954, which matters because this market has its own patterns: oil heat still running in a significant share of homes across Levittown, Bethpage, and Seaford; hot water heating through baseboard or cast iron radiators that predates central air; outdoor equipment that takes a beating from salt air year-round.
Our technicians carry that experience into every service call, which means diagnosis lands faster and repairs stick longer because the person looking at your system has seen yours before.
65+
Years in Business
100%
Satisfaction Guaranteed
24/7
Emergency Service
25,000
Homes Serviced Annually
Call (516) 473-0202 to schedule HVAC repair.
Questions?
Your HVAC Repair, Step by Step
From your first call to the moment your home is comfortable again, the path forward is straightforward.
Call or reach out online and tell us what your system is doing. Most HVAC repair calls across Long Island get same-day service, and no-heat or no-cooling emergencies get immediate dispatch.
Your technician arrives on time and starts by hearing what you have noticed: when it started, what sounds or behaviors preceded the failure, anything that changed recently. From there, the full system gets inspected across the equipment type in your home: furnace, heat pump, central AC, boiler, or ductless, along with the controls, ducts or piping, and electrical feeding it. The goal is the root cause, not the most visible symptom.
Once the diagnosis is complete, you hear what was found in plain language and receive the cost before any work begins. Once you approve, the repair is completed and the system is run through a full heating or cooling cycle to confirm correct operation before your technician leaves.
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Signs Your HVAC System Needs Repair
Long Island homes do not follow a single HVAC blueprint. You might have a boiler for heat and a separate ductless system for cooling, you might be on oil, or you might have a heat pump working both jobs.
Our technicians work on all of it, and the patterns that signal a repair is needed show up across every equipment type.
A furnace, boiler, or heat pump that runs but does not deliver heat, or a central AC that runs without cooling, is one of the most urgent calls we handle across Hicksville, Bethpage, and Plainview. The cause could be an ignition or combustion failure, a refrigerant issue, a failed safety limit, a thermostat problem, or a fuel supply issue, and pinpointing which one restores comfort quickly.
A system that turns on and off repeatedly without completing a full heating or cooling cycle puts strain on components and drives up energy costs. Homeowners in Merrick, East Meadow, and Massapequa call us for this on both furnaces and central AC systems, and identifying the root cause protects the equipment from further wear.
Cold spots in certain rooms while others stay warm, or uneven cooling through the summer, often points to airflow restrictions, ductwork issues, a blower problem, or a failed zone valve on a boiler system. We see this regularly in Wantagh, Seaford, and Bellmore where original ductwork and zone controls have been in place for decades, and evaluating the full system brings consistent comfort back to every room.
Banging, rattling, squealing, grinding, or kettling sounds from your HVAC equipment are never normal, and each one points to a different underlying failure. We handle these calls often in Amityville, Lindenhurst, and Babylon across furnaces, boilers, and AC systems, and identifying the source accurately before the noise escalates into a bigger failure is the difference between a quick fix and a replacement conversation.
If your heating or cooling costs have been climbing with no change in usage or fuel prices, your HVAC equipment is losing efficiency. We see this regularly across Garden City, Syosset, and Plainview as systems age, and inspection usually turns up worn parts, refrigerant issues, airflow restrictions, or performance problems forcing the system to work harder than it should.
When your HVAC system is not responding correctly to temperature changes, running in the wrong mode, or failing to hold a setting, the problem may be in the controls rather than the equipment. We see this often in Farmingdale, Valley Stream, and Rockville Centre where smart thermostat upgrades on older systems introduce communication issues, and working through the full control chain finds where the fault actually lives.
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Why Long Island Homeowners Trust Universe for HVAC Repair
Choosing who handles your HVAC repair in Hicksville, Melville, or anywhere across Long Island matters when the job has to be done right the first time.
Someone who shows up prepared, diagnoses accurately, and leaves the job finished is what separates a real fix from a callback.
Every HVAC repair Universe completes is performed by a certified HVAC technician. That matters because Long Island homes run the full range of equipment. Gas and oil furnaces, central AC, heat pumps, boilers, and ductless mini-splits all require specific diagnostic experience to get right.
Most HVAC repair calls across Nassau and Suffolk County are handled same day, and for no-heat or no-cooling emergencies in Wantagh, West Hempstead, Copiague, Dix Hills, or anywhere we serve, 24/7 service means you are not left waiting through a winter night or a summer heat advisory.
You hear what was found and what it costs to fix before any work begins, so the price you approve is the price on the invoice. No scope creep, no surprise add-ons when the work is complete.
Universe is a BBB Accredited Business, an Energy Star partner, National Grid Value Plus Installer, and Nexstar Network member, and every HVAC repair is backed by those standards.
Should You Repair or Replace Your System?
When your HVAC system needs a significant repair, replacement is a fair question to ask.
Both options get an honest read with no pressure in either direction, based on the system in front of us and what the next several seasons look like.
Most central AC systems and furnaces last 10 to 15 years, while boilers and heat pumps typically run 15 to 20. Salt air across Long Island, felt as far inland as Bethpage and Plainview, pushes outdoor equipment toward the shorter end of those ranges. A system under 10 years old with an isolated problem is almost always worth repairing, while one past 12 to 15 years facing a significant repair is worth a replacement conversation.
A second or third service call in the same season signals a system failing in stages. When repair costs approach half the cost of replacement, continued investment in that equipment rarely makes financial sense versus stepping into a newer high-efficiency unit.
Rising energy bills with no change in usage mean a system losing efficiency. PSEG Long Island rates run among the highest in the country, so running an outdated system here costs you significantly more every month than it would in most other markets, and a high-efficiency replacement pays back faster.
Corrosion on critical components, a failed compressor, a cracked heat exchanger, or a system running on refrigerant that is no longer manufactured are signs the unit has reached the end of its practical life. Your technician gives you an honest assessment of what is actually in front of them before any decision is made.
Take Care of Your Whole Home with the Home Comfort Club
The Home Comfort Club is Universe’s whole-home membership, built around the idea that home maintenance should not mean juggling separate plans for every trade.
Members get two pre-scheduled semi-annual maintenance visits, priority scheduling when something needs attention, no dispatch fee on work performed, and a 24-hour emergency service guarantee.
Central heating and cooling, furnaces, heat pumps, boilers, and ducted and ductless mini-splits are all covered, with basic visual inspections of your plumbing and electrical included to catch wear or safety concerns before they become the reason for an emergency call.
Contact us to learn how the membership works.
Universe Home Comfort Club Service Plans Starting at
$49.99 / mo
Other Services You May Need
Schedule HVAC Repair Across Long Island
When your heating or cooling system is not working, Universe is ready to send a technician to your home. Our technicians diagnose the problem, explain what they found, and complete a repair that is tested before they leave, and whether you are in Farmingdale, Melville, Valley Stream, or Port Jefferson, every service call gets the same thoroughness.
Contact our team for your HVAC repair. Free estimates are available on replacement if that is the direction the conversation goes.
Frequently Asked Questions About HVAC Repair
Do you repair all system types and brands?
Yes. Central AC, furnaces, boilers, heat pumps, ductless systems, and geothermal equipment are all within scope, and we work on the brands and system types most common in Long Island homes. Reach out before scheduling if you want to confirm your specific equipment, and we will let you know what to expect on the call.
Can you come the same day?
Most HVAC repair calls across the island are handled same-day. For no-heat and no-cooling situations in Wantagh, West Hempstead, Copiague, Dix Hills, or anywhere we serve, 24/7 emergency service means you are not left waiting through a winter night or a summer heat advisory, and Home Comfort Club members receive priority scheduling when call volume is high.
Will you tell me the cost before starting?
Yes. After diagnosing the problem, your technician explains what they found and gives you the repair cost before any work begins. You decide whether to proceed, and the price quoted is the price on the invoice with nothing added after the fact.
How do I know if I should repair or replace?
That depends on your system’s age, repair history, and what the technician actually finds. A system under 10 years old with an isolated failure is almost always worth repairing, while one past 12 to 15 years with recurring issues or a major component failure is worth a replacement conversation. You get an honest assessment with no pressure toward the higher-cost option.
Can you help me avoid emergency repairs in the future?
A spring tune-up before cooling season and a fall check before heating season catch most problems before they become failures, and Home Comfort Club members have these visits scheduled automatically every year as part of whole-home membership. Most of the emergency calls we handle in January or August would have shown up as a minor issue during those seasonal visits.