Furnace & heating
Heat pumps
Ductless mini splits
Carrier
Trane
GoodmanSeasonal tune-up and full diagnostic on your Carrier, Trane, or Goodman system - readings shown to you before any repair is proposed
Diagnosis first, numbers second - you approve the repair price before a single part goes in.
Get your free estimateFast, Reliable Furnace Repair Across Manhasset
Furnace repair in Manhasset typically runs $150 – $700, and most jobs are done same day or next morning. The range reflects what we actually see here: an ignitor replacement on the low end, a gas valve or blower motor job mid-range, and a heat exchanger replacement at the higher end. If your heat is out on a January night off Plandome Road, you need someone who knows Manhasset’s older housing stock and can get to you fast. Call (845) 328-4955 and a live person answers, day or night.
We dispatch crews into Manhasset from our New York City office, and our technicians know the streets here: the Tudors off Northern Boulevard, the split-levels near Shelter Rock Road, the newer Colonials up toward Plandome. Coastal air does real things to furnaces in this town, and the failures are different from what you’d see ten miles inland. That local knowledge changes what we check first and what we recommend.
Why Brandt HVAC Co Queens Is Manhasset’s Preferred Furnace Repair Company
Manhasset homeowners call us because we do something most HVAC companies won’t. Before any technician arrives, you get their name and photo. At the door, they show a photo ID badge. That’s the Threshold Verified standard, and it matters in a town where people are rightly careful about who they let into their homes. Every Brandt technician is background-checked and identity-verified before they ever get sent to a job on Manhasset Avenue or Bayview Avenue.
We’ve built our local reputation on plain dealing. The written price comes before any work starts, on every job, with no exceptions. The guarantee is written too. If a repair fails within 365 days, we come back at no charge under our 365-Day Done Right Promise. No argument, no fine print, no “well actually we’d need to re-diagnose.” Devin Marlowe, who leads our team, set that standard and won’t bend it.
Manhasset customers tell us the same things in reviews: the live phone, the technician’s name before arrival, the written price, the fact that nobody talked them into work they didn’t need. That’s the company we set out to be in 2003, and it’s how Furnace Repair should work everywhere, including here.
Styles & brands we work with






Gas Furnace Repair in Manhasset
Gas Furnace Repair in Manhasset almost always starts with the same phone call: heat is running but blowing cold, or the furnace fires and shuts off within minutes, or there’s a gas smell near the unit. In this town, salt air complicates each of those problems. The burner assembly, the inducer motor housing, the gas valve fittings: all of them corrode faster here than in inland Queens, and a corroded inducer housing will trip a pressure switch or rollout switch on a good furnace.
Pricing for gas furnace repair in Manhasset runs $150 – $700 on most calls. An ignitor or flame sensor is usually $150 – $300, parts and labor included. A gas valve or blower motor replacement lands in the $350 – $600 range. If the heat exchanger is cracked or corroded through, that’s $600 – $1,800. You’ll see the written price before we touch a screw, and we won’t start until you’ve approved it.
Ignitor Replacement
Manhasset’s humid air gets into furnace cabinets and sits on electrical connections. Hot surface ignitors crack more often here, especially in basements with poor airflow. We carry common ignitors on the truck for Carrier, Trane, and Bryant units, so most ignitor jobs are one visit.
Gas Valve Repair
A gas valve that won’t open, or opens and then drops out, is often corrosion on the valve body or the wiring terminals. Ours is the kind of repair where a written price matters: gas work has real safety stakes. We test for leaks on every gas valve job before we leave, and you get the test results in writing.
Furnace Tune Up in Manhasset
Furnace Tune Up in Manhasset is not optional maintenance. It’s the difference between finding a corroded burner in October and finding out your heat is dead on the first 25-degree night in December. For $80 – $200, we inspect the full system: burner condition, inducer motor, heat exchanger, blower wheel, condensate lines, gas pressure, and safety switches. You get a written report of what we found and what it needs, not a sales pitch.
In Manhasset specifically, we recommend a tune-up every single year, and we say that because of the salt. Coastal air accelerates corrosion by up to 30% compared to inland locations. A component that would last seven years in Bayside might last five here. A yearly tune-up catches that early, when it’s a $150 repair instead of a $1,800 heat exchanger.
Pre-Winter Inspection
Book this in September or early October if you can. Manhasset winters aren’t brutal, but they’re cold enough that a failed furnace on a 20-degree night is miserable. Pre-winter inspections also catch condensate line clogs from the humid summer before they freeze and crack.
Combustion Safety Check
We test carbon monoxide on every tune-up, not as an add-on. Older Manhasset homes with converted coal systems and chimney-vented furnaces have backdraft risks that newer forced-air homes don’t. A combustion check confirms the burn is clean and the venting is moving gases out, not into your basement.
Trusted Brands We Service in Manhasset
We service and repair all major residential furnace brands, and in Manhasset we most often work on Carrier, Bryant, and American Standard systems, with a growing number of Daikin installs in the newer construction up near Plandome. Parts are the bottleneck on most repairs, so we keep common Manhasset parts in local inventory: Carrier ignitors, Bryant gas valves, American Standard pressure switches, Daikin flame sensors. That means fast turnaround when your heat is down, not a four-day wait for a warehouse shipment.
See the difference
Before
After
Before
After
Before
AfterCommon Furnace Repair Problems We See in Manhasset Homes
- Salt-corroded burners and inducer motors. Manhasset’s air from Long Island Sound carries moisture and salt that settle on furnace internals. Burners rust through and induce ignition failures; inducer housings corrode until pressure switches trip and the furnace locks out.
- Condensate line clogs and rusted blower wheels. The same humid air that corrodes outdoor units also condenses inside high-efficiency furnaces. When those lines clog, water backs up and trips the limit switch. Rust on blower wheels reduces airflow until the furnace overheats and shuts down.
- Static pressure spikes in retrofitted high-velocity systems. Many 1920s Manhasset estates started with coal gravity heat and got retrofitted with high-velocity mini-ducts later. Those systems push static pressure up, stressing blower motors and, in the worst cases, cracking heat exchangers.
- Short cycling in older Colonials with oversized furnaces. When a furnace is too big for the load, brief cycles stress every component. We see this in Manhasset where homeowners replaced an old unit with a “bigger is better” model. It isn’t. Short cycles crack heat exchangers and wear ignitors out fast.
Pricing for Furnace Repair in Manhasset, NY
Here’s what furnace repair actually costs in Manhasset, written plainly:
| Service | Typical Price Range |
|---|---|
| Gas Furnace Repair | $150 – $700 |
| Furnace Tune Up | $80 – $200 |
| Heat Exchanger Replacement | $600 – $1,800 |
What moves the price is the part, the accessibility of the unit in your basement, and whether we’re diagnosing one problem or three. You’ll always get a written price before we start, and that price doesn’t change unless you approve new work. Estimates are free. Call (845) 328-4955 and a live person picks up, even at 2 a.m. on a Sunday.
We Also Serve Cities Near Manhasset
Our technicians cover Manhasset and the surrounding North Shore towns every day: Great Neck, Williston Park, Mineola, and New Hyde Park. If you’re in one of those neighborhoods and your furnace is down, the same Threshold Verified technicians, the same written pricing, and the same 365-day guarantee apply. Call us and ask for Devin or any team member; we’ll get someone to you.
Serving Manhasset, NY - Our Local Coverage Area
We’re based in the Manhasset area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About Furnace Repair in Manhasset
Coastal air in Manhasset shortens heat exchanger life by up to 30% compared to inland communities. Salt and moisture from Long Island Sound settle on the exchanger’s metal surface and eat away at it, especially where the exchanger flexes during heating cycles. Once a heat exchanger corrodes through, it’s a safety issue: combustion gases can leak into your home’s air.
Most furnace repairs in Manhasset run $150 – $700, with the most common jobs (ignitor replacement, flame sensor cleaning, pressure switch replacement) landing between $150 and $350. Heat exchanger replacement is the outlier at $600 – $1,800. You’ll always see a written price before any work starts, and if you don’t like it, we stop.
Yes, every year, without exception. Manhasset’s humidity and salt air corrode burners, inducer motors, and electrical connections faster than almost any other factor. A $80 – $200 tune-up catches that corrosion early, and early means a $180 ignitor instead of a $1,400 emergency repair in the middle of a nor’easter.
Short cycling in older Manhasset Colonials usually means the furnace is oversized for the home, or the limit switch is tripping from airflow problems caused by rusted blower wheels or clogged condensate lines. Both are common here, and both need a real diagnostic, not a parts-swap guess.
Yes, we work on converted coal gravity systems in Manhasset’s 1920s estates regularly. These retrofits often have high-velocity mini-ducts and unusual static pressure characteristics that stress the blower motor and heat exchanger. We diagnose within that context, not as if it were a standard 1990s forced-air unit. Call (845) 328-4955 and we’ll explain what we’re seeing in plain language.
If your furnace is down in Manhasset, don’t wait for a callback from a voicemail. Our phones are answered by a live person 24 hours a day, 7 days a week. Call (845) 328-4955 now for a free estimate and a technician sent to you by name, with a photo, before they ever ring your doorbell.
Written by Devin Marlowe, Owner at Brandt HVAC Co Queens, serving Manhasset with Threshold Verified furnace repair.