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 Hartsdale, NY
Halden Heating & Air is a full-service HVAC company serving Hartsdale, NY, with AC repair, AC installation, and furnace repair backed by a written price before any work starts. Hartsdale’s mix of pre-war co-ops, mid-century garden apartments, and 1920s single-family homes means most jobs here involve tight mechanical spaces, older ductwork, and equipment that’s been running well past its expected lifespan. Whether you’re in a College Corners Tudor or an East Hartsdale Avenue co-op, you’ll get a live arrival time, a technician you can track to your door, and a written guarantee on every repair. Call (838) 213-7827 any time, day or night.
Why Hartsdale Homes Are Different
Hartsdale isn’t a one-size-fits-all HVAC market, and the homes here prove it. The village leans heavily on 1920s Tudor and colonial single-family homes in Manor Woods and College Corners, plus a dense band of 1950s-1970s garden apartment complexes and co-op buildings along East Hartsdale Avenue. That housing stock comes with a few recurring realities: original cast-iron radiators, minimal or nonexistent ductwork, and utility closets too small for a standard air handler. When we quote a high-efficiency boiler replacement or a mini-split install in Hartsdale, we’re almost always planning around those constraints before we ever open the equipment manual.
The climate adds another layer. Hartsdale’s inland Westchester position means colder winters and more humid summers than you’d get in coastal Westchester, with freeze-thaw cycles that stress older steam boilers and exposed condensate lines. Summer humidity regularly runs above 60%, which makes dehumidification a genuine design factor when we size central AC for older homes. Nor’easters and ice storms also push older heating systems harder than they were built for, and we see the fallout every January: failed aquastats, cracked radiators, and condensate lines that froze solid overnight.
Co-op living shapes the work as well. Hartsdale’s multi-family buildings often require board approval for any equipment that touches a shared wall, roof, or vent chase. Our technicians are used to working with board specifications and pre-planning venting routes that avoid original fieldstone foundations and crawl spaces with less than 30 inches of clearance, a common setup in the Poets’ Corner section’s 1930s colonials.
Styles & brands we work with







Our Main Hartsdale Services
Hartsdale homeowners call us most often for two things: sudden cooling failures in July and furnace breakdowns in February. Here’s how each works in this village.
AC Repair in Hartsdale
When a central air system quits during a Hartsdale heat wave, humidity builds fast inside older homes without modern vapor barriers. The most common culprits we find in Hartsdale are failed capacitors, leaking evaporator coils, and refrigerant levels that have dropped from slow leaks at brazed joints. In co-op and garden apartment units, condensate drains often clog with decades of debris and overflow into neighboring apartments. We diagnose the issue, show you the written price before any repair begins, and complete most fixes same-day. AC Repair in Hartsdale covers diagnostic detail, common failures, and pricing for this village.

AC Installation in Hartsdale
Installing new AC in Hartsdale usually means working around a home that was never designed for central air. Many pre-war homes and mid-century apartments lack ductwork entirely, which is why ductless mini-splits are the fastest-growing install type in this village. For homes with existing ducts, we often find undersized returns and old flex runs that need replacing before the new condenser goes in. Every install gets a load calculation based on the home’s actual square footage, window orientation, and insulation level, not a rule-of-thumb guess. AC Installation in Hartsdale covers sizing, equipment options, and written pricing.

Furnace Repair in Hartsdale
Hartsdale’s boiler-to-condensing retrofit scene keeps us busy, but plenty of homes still run gas furnaces from the 1980s and 1990s with cracked heat exchangers and failing ignitors. In homes with original steam radiators, we also handle the boiler side: pressuretrol failures, air vent replacements, and water feeder issues. Tight utility closets mean many furnace repairs here involve working in crawl spaces with limited clearance, which is exactly why our techs carry compact, low-profile tools as standard. Furnace Repair in Hartsdale covers common failures, repair costs, and our written guarantee.

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 Hartsdale
We service and install Carrier, Trane, and Lennox equipment throughout Hartsdale, along with most major residential brands. Our techs stock common replacement parts for these units locally, which means fewer return trips waiting on a distributor shipment. See our brands for the full equipment list and what we stock most often.
See the difference
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After
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After
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AfterPricing for HVAC Company in Hartsdale, NY
| Service | Typical range in Hartsdale |
|---|---|
| AC repair | $150-$650 |
| Furnace repair | $150-$700 |
| AC installation | $3,500-$7,500 |
| Seasonal tune-up | $80-$200 |
What pushes a job toward the higher end in Hartsdale is usually access. Crawl-space boilers in Poets’ Corner fieldstone colonials and utility closets in East Hartsdale Avenue co-ops require more time, smaller tools, and more careful venting work than a standard basement install. Wherever your job lands, you’ll see the exact number in writing before we pick up a tool.
Neighborhoods We Serve in Hartsdale
We cover every corner of Hartsdale, from single-family streets to multi-family complexes. Our standard response time across the village is same-day for urgent heating and cooling failures, with exact arrival windows tracked live on your phone.
- Manor Woods
- College Corners
- Poets’ Corner
- East Hartsdale Avenue corridor
Service Area – Cities Near Hartsdale
Our Hartsdale crews also cover the neighboring communities in southern Westchester. If you’re in Scarsdale, NY, Elmsford, NY, Irvington, NY, or Dobbs Ferry, NY, the same written-pricing standard and 365-Day Done Right Promise apply.
Serving Hartsdale, NY - Our Local Coverage Area
We’re based in the Hartsdale 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 Hartsdale
Same-day service is available for urgent heating and cooling failures throughout Hartsdale, including Manor Woods, College Corners, and the East Hartsdale Avenue corridor. You get a live arrival window when you book, and you can track your technician’s drive to your door. Call (838) 213-7827 for current availability.
In many Hartsdale co-op buildings, yes, especially when the work touches shared walls, roof penetrations, or vent chases. Your board may need equipment specifications before approving a repair or replacement. We provide written documentation and technical specs, and we’re used to coordinating with management companies across East Hartsdale Avenue.
Yes. We schedule installs and non-emergency repairs in morning and afternoon windows throughout Hartsdale, and we answer live 24/7 for emergency calls. You’ll see your exact arrival window when you book, and the technician’s route is trackable before they arrive. Call (838) 213-7827 to pick a time that works.
If your AC or furnace is struggling in Hartsdale, call (838) 213-7827 for a free estimate with a written price before any work begins. We answer live around the clock, send background-checked technicians you can track to your door, and back every repair with our 365-Day Done Right Promise.
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 Hartsdale Customers Say
"AC died and I booked the same day. Tech texted a photo and name. Replaced a capacitor and the house cooled fast."
- Mei L."They texted me a photo of the dirty coil and what was done. Easy to understand."
- Carlos D."Solid repair on a drain line. Had to rebook for a part, but it was quick."
- Rosie F.