HVAC Repair Near Me on Long Island
Expert repair for furnaces, ACs, heat pumps, and boilers across Nassau County.
Professional HVAC Repair in Nassau County
Whatever your HVAC system—furnace, air conditioner, heat pump, boiler, or mini-split—our certified technicians diagnose and repair it fast. We service all brands and system types throughout Nassau County, NY. With same-day appointments, 24/7 emergency service, and upfront pricing, you can trust us to restore your home's comfort quickly and reliably.
From our Jericho headquarters, we provide fast HVAC repair to homeowners in Jericho, Syosset, Hicksville, Woodbury, Plainview, Westbury, Old Westbury, Bethpage, Mineola, Carle Place, East Meadow, Old Bethpage, New Cassel, Williston Park, Garden City, Levittown, Hempstead, Uniondale, Farmingdale, Bellmore, North Bellmore, Wantagh, Manhasset, Great Neck, Roslyn, New Hyde Park, Floral Park, Glen Cove, Oyster Bay, Locust Valley, Brookville, Port Washington, and surrounding Nassau County communities. Our NATE-certified technicians are trained on every system type—from post-war boilers in Levittown to modern heat pumps in Syosset—so you get expert diagnosis and repair no matter what equipment you have.
What System Needs Repair?
Select your system type for specialized repair information
Furnace Repair
Gas and oil furnace diagnostics, ignition issues, blower motors, heat exchangers.
AC Repair
Central AC repair including compressors, capacitors, refrigerant leaks, frozen coils.
Heat Pump Repair
Heat pump diagnostics for heating and cooling mode failures, defrost issues.
Boiler Repair
Gas, oil, steam, and hot water boiler repair. Pressure issues, leaks, no heat.
Why Choose Us for HVAC Repair?
HVAC Brands We Service & Repair
Factory-trained technicians for all major HVAC manufacturers
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Don't see your brand? We service all major manufacturers! Call us to confirm.
Common HVAC Problems & Repair Costs
Typical Long Island repair ranges. Diagnostic fee ($199 residential / $299 commercial) is credited toward any approved repair.
| Problem | Most Common Causes | Typical Cost |
|---|---|---|
| AC Not Cooling | Low refrigerant, failed capacitor, dirty condenser coil | $200–$650 |
| Furnace Not Heating | Failed ignitor, flame sensor, control board, gas valve | $225–$650 |
| Heat Pump No Heat or Cool | Reversing valve, defrost board, low charge, contactor | $275–$900 |
| Boiler No Heat / Low Pressure | Pressure-reducing valve, expansion tank, air-locked circulator | $250–$700 |
| Thermostat Not Responding | Wiring fault, dead batteries, failed transformer, bad C-wire | $150–$450 |
| System Short-Cycling | Oversized unit, dirty filter, bad limit switch, low refrigerant | $200–$550 |
Final pricing confirmed after on-site diagnostic. Ranges reflect residential systems in Nassau County.
What Nassau County Homeowners Say
"Diagnosed and fixed our heat pump issue in under an hour. Very knowledgeable technician who explained everything clearly."
"Our furnace stopped working on a Sunday night. They came out within 3 hours and had heat restored. Amazing emergency service."
"Fair pricing and honest diagnostics. They could have sold us a new system but instead repaired our AC for a fraction of the cost."
Our Simple Process
Schedule Service
Book online or call for same-day availability
System Diagnosis
We thoroughly diagnose your HVAC issue
Repair Options
We explain the problem and provide upfront pricing
Expert Repair
We complete the repair and verify system operation
HVAC repair costs vary by system type and issue. Diagnostic fee starts at $199. We provide upfront pricing before beginning any repairs.
HVAC Repair Near You — By City
Expert HVAC repair in every Nassau County community
From our Jericho headquarters, we provide professional HVAC repair to Jericho, Syosset, Hicksville, Woodbury, Plainview, Westbury, Old Westbury, Bethpage, Mineola, Carle Place, East Meadow, Old Bethpage, New Cassel, Williston Park, Garden City, Levittown, Hempstead, Uniondale, Farmingdale, Bellmore, North Bellmore, Wantagh, Manhasset, Great Neck, Roslyn, New Hyde Park, Floral Park, Glen Cove, Oyster Bay, Locust Valley, Brookville, Port Washington, and surrounding areas throughout Nassau County, Long Island.
Frequently Asked Questions
More HVAC Services Near You
Visit Our Jericho Office
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Home+ Air & Heat
55 Jericho Tpke Suite 203, Jericho, NY 11753
Need HVAC Repair Near You?
Contact us today for fast, professional HVAC repair in Nassau County