Furnace & heating
AC repair
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 estimateHVAC Company in Flatiron, NY
Flatiron is a neighborhood where gorgeous 19th-century bones meet 21st-century heat, and heating and cooling work here takes a particular kind of care. The pre-war lofts and converted commercial buildings that give this district its character were rarely built with modern comfort in mind. Homeowners need an HVAC company that knows how to fit high-efficiency equipment into thick masonry walls, work around landmark rules, and respect historic plaster and cast iron. If your system is struggling, call us at (934) 465-5501 and we’ll send a technician who understands the building you live in.
Why Flatiron Homes Are Different
Flatiron’s housing stock is dominated by 19th- and early-20th-century loft buildings, cast-iron facades, and former commercial spaces converted to residential and office use. These buildings have thick masonry walls, soaring ceilings, and large single-pane windows that were never designed to hold conditioned air. Many still run on original steam radiators for heat, while cooling was added piecemeal over the decades, through window units, portable systems, and increasingly, ductless and high-velocity mini-duct retrofits.
The climate makes this harder to ignore. New York City’s humid continental summers run hot and sticky, and Flatiron sits inside a dense urban heat island that pushes cooling demand even higher. Winters bite cold, and with leaky windows and minimal insulation, the heating load in an old loft can be punishing. Balancing both seasons in a building that was never intended for either is the defining challenge of HVAC work in Flatiron.
There’s also the matter of the landmark district itself. Flatiron’s ornate cast-iron facades and landmark preservation rules mean any work that touches the exterior, any new penetrations, any visible condenser placement, must be navigated carefully. Technicians who know the neighborhood plan around restrictive building access, freight elevator schedules, and board approvals. That local knowledge changes how a job runs from the first visit.
Styles & brands we work with







Our Main Flatiron Services
Most Flatiron homeowners call us for one of three things: an air conditioner that quit in July, a furnace that won’t fire in January, or a full replacement that finally brings central comfort to a converted loft. Each service has its own dedicated page with pricing, specifics, and what to expect on site.
AC Repair in Flatiron
Flatiron apartments and lofts often run on older, incrementally installed cooling, and when it fails, the heat island effect makes the indoors miserable fast. We diagnose everything from dead capacitors and refrigerant leaks to failing compressors, and we carry parts for Carrier, Trane, Lennox, Goodman, Rheem, and York on our trucks so many repairs finish in a single visit. Our written quote comes before any work starts, and every repair carries a 365-day guarantee in writing. You can read the full breakdown on our AC Repair in Flatiron page.

Furnace Repair in Flatiron
Winter in Flatiron means radiators hissing, and furnaces that haven’t run in months suddenly asked to carry the load. We see failed igniters, cracked heat exchangers, clogged burners, and aging controls in converted lofts and pre-war buildings across the district. Our technicians service the big names: Carrier, Trane, Lennox, Goodman, Bryant, and American Standard. The repair comes with a written price before we start and a written guarantee good for a full year. Details and pricing are on our Furnace Repair in Flatiron page.

AC Installation in Flatiron
When a window unit can’t keep up or an old system has finally given out, Flatiron homeowners want central cooling that doesn’t butcher their historic interiors. High-velocity mini-duct systems are a favorite here precisely because they thread small, flexible ducts through existing wall cavities without disturbing original plaster, moldings, or cast-iron details. We also install conventional central air and ductless mini-splits where the building allows. Every installation includes a written fixed price and a set install date. See the full picture on our AC Installation in Flatiron page.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Brands We Service in Flatiron
We stock parts and service nine major residential HVAC brands: Carrier, Trane, Lennox, Goodman, Rheem, York, Daikin, Bryant, and American Standard. Our trucks carry common components for these systems, which keeps turnaround fast in Flatiron, where freight elevator bookings and building access windows can slow a job down. See the full list on our brands page.
See the difference
Before
After
Before
After
Before
AfterPricing for HVAC Company in Flatiron, NY
| Service | Typical range in Flatiron |
|---|---|
| AC repair | $150 – $650 |
| Furnace repair | $150 – $700 |
| Full AC installation | $3,500 – $7,500 |
| Seasonal tune-up | $80 – $200 |
What pushes a Flatiron job toward the upper end of these ranges is usually access: a sixth-floor walk-up with no freight elevator, a rooftop condenser that requires a crane, or a landmark board that must approve exterior work before it can proceed. Regardless of where your quote lands, you will see it in writing before any work begins, and that number does not change at the door.
Neighborhoods We Serve in Flatiron
Flatiron is compact, but its blocks vary: the busy retail spine of Fifth Avenue, the quieter loft side streets west of Broadway, and the converted commercial buildings near Madison Square Park all feel different, and each presents its own building access rules. We serve the whole district, generally with same-week scheduling and emergency response inside of a few hours.
- Ladies’ Mile Historic District
- Madison Square Park vicinity
- West Flatiron
- Fifth Avenue corridor
- East Flatiron
Service Area – Cities Near Flatiron
Our crews dispatch from New York City and work throughout the boroughs and lower Manhattan. When Flatiron homeowners refer us to friends and family nearby, we’re glad to help those neighbors too. We also serve New York, NY, Tribeca, NY, Financial District, NY, and Battery Park City, NY.
Serving Flatiron, NY - Our Local Coverage Area
We’re based in the Flatiron 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 HVAC Company in Flatiron
For a failed system in the middle of a heat wave or a January cold snap, we treat it as an emergency and typically arrive within a few hours. For non-urgent repairs and tune-ups, most Flatiron appointments land within a week. Call (934) 465-5501 and a live person answers 24 hours a day.
Often, yes. Buildings in the Ladies’ Mile Historic District or with cast-iron landmark facades typically require board approval and sometimes Landmarks Preservation Commission review before any exterior work or visible condenser placement. We’re familiar with those processes and can advise on the right approach for your specific building.
Yes. When we schedule a visit, we give you a firm arrival window and the technician arrives inside it. No open-ended “sometime between 8 and 5.” That’s part of The Kingswell Way: show up when we said we would, leave the job site clean, and back the work with a written 365-day guarantee.
What happens when you call
- 1A real person answersNo phone trees - talk to a local hvac pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What Flatiron Customers Say
"New mini split for the addition. Clean install, on time two days running, and the price matched the written quote to the dollar."
- Yvonne Prewitt"Thermostat kept losing its mind. He swapped it, showed me how to use the new one, and didn't charge for a bunch of extras. In and out, friendly, done."
- Paula Kingston"Our upstairs never cooled right. He found the duct run was half blocked and the system low on charge, fixed both, and now the whole house is even. Explained every step."
- Deanna Boleyn