Furnace & heating
AC repair
Ductless mini splits
TraneSeasonal 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 Sierra Madre, CA
Most HVAC work in Sierra Madre comes down to one reality: the homes are old, the summers are hotter than people expect at the foot of the mountains, and a lot of the original heating equipment is still hanging on from the Eisenhower administration. We’re Dalton Heating & Air, a Garrison Partners company, and we handle AC repair, furnace repair, and heat pump installation across Sierra Madre. If your system is acting up or you’re ready to stop nursing a floor furnace through another winter, call (626) 657-5344. A live person answers, day or night.
Why Sierra Madre Homes Are Different
Sierra Madre’s housing stock is largely pre-1960, and that shapes almost every job we do here. Many homes along Baldwin Avenue, Carter Avenue, and the streets climbing toward the canyon still run on original gravity furnaces or floor furnaces. Central air is often absent, which means a big part of our work in Sierra Madre is retrofitting cooling into floor plans that were never drawn with duct runs or condenser pads in mind.
The climate adds a second layer. Sierra Madre sits at the base of the San Gabriel Mountains, slightly inland and shielded from the coastal breeze, so summer afternoons get genuinely hot. Santa Ana winds push through in the fall, and winter nights drop low enough to make heat a real need, not a backup. But many of these older homes lack insulation, so even a correctly sized system works harder than it would in newer construction. We account for that when we size equipment, and we’re direct about what a repair can and cannot fix when the house itself is leaking treated air.
There’s also the mid-century factor. In canyon-adjacent streets, we still run into wall heaters, swamp coolers, and asbestos-wrapped ducting from retrofits done decades ago. That ducting has to be handled carefully, not ripped out casually. If your Sierra Madre home has raised foundations and small footprint, expect us to talk through access routes honestly before any work begins. Marco Benitez, who leads our crew, insists on walking the site with the homeowner before quoting anything.
Styles & brands we work with




Our Main Sierra Madre Services
These are the two services Sierra Madre homeowners call about most, plus the one they’re increasingly asking about. Each has its own page with pricing, timelines, and what to expect in this specific city.
AC Repair in Sierra Madre
In Sierra Madre, AC repair calls tend to cluster around July through September, when homes without insulation heat up fast. Common issues here include failing capacitors on older condensers, refrigerant leaks on systems retrofitted into tight crawl spaces, and clogged condensate lines on units installed in awkward backyard corners. We carry a wide parts stock for major brands, which means a single-visit fix is the norm, not the exception. Every repair gets a written price before work starts and a written one-year guarantee. AC Repair in Sierra Madre

Heat Pump Installation in Sierra Madre
Heat pumps make particular sense in Sierra Madre because the same unit handles both the hot summer afternoons and the chilly winter nights. Many of the older homes here have never had air conditioning, so a heat pump is often the first real cooling system a house has ever seen. The catch is electrical capacity. Panels from the 1940s and 1950s frequently need upgrading to support modern equipment, and we factor that into the quote up front. No surprises at the door. Heat Pump Installation in Sierra Madre

Furnace Repair in Sierra Madre
Furnace repair in Sierra Madre often means working on equipment that is older than most of the technicians who service it. Gravity furnaces, floor furnaces, and mid-century wall heaters all show up regularly. The most common failures we see are heat exchangers on aging units, failed thermocouples, and gas valves that have not been touched in twenty years. If your furnace is original to a 1950s house, we’ll tell you honestly whether a repair is worth the money or a replacement is the smarter call. Furnace Repair in Sierra Madre

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 Sierra Madre
We service and install the brands most common in Sierra Madre homes: Carrier, Trane, Lennox, and Goodman. Our techs are factory-trained across nine major residential brands, and we keep common parts for these systems on our trucks. See our brands for the full list.
See the difference
Before
After
Before
After
Before
AfterPricing for HVAC Company in Sierra Madre, CA
| Service | Typical range in Sierra Madre |
|---|---|
| AC repair | $150 – $650 |
| Furnace repair | $150 – $700 |
| AC installation | $3,500 – $7,500 |
| Tune-up | $80 – $200 |
In Sierra Madre, prices push toward the higher end of those ranges when homes need panel upgrades, when access is tight (common in mid-century floor plans with cramped side yards), or when asbestos-wrapped ducting requires careful handling. The lower end applies to straightforward part swaps on accessible equipment. Whatever the number, it goes in writing before we start, and it does not change at the door. That’s The Garrison Standard, and it’s been our operating rule since 2003.
Neighborhoods We Serve in Sierra Madre
We work throughout Sierra Madre, from the flats near Michillinda to the foothill streets climbing toward the canyon. Response time across the city is typically same-day for repairs, and we schedule installations on a firm date with a set arrival window.
- Canyon-adjacent streets north of Grand View
- The historic neighborhoods around Baldwin Avenue
- Homes near Sierra Madre Boulevard and Montecito
- The foothill streets east of Michillinda Avenue
- Lower Sierra Madre near the city’s southern boundary
Service Area – Cities Near Sierra Madre
In addition to Sierra Madre itself, our crews regularly serve Arcadia, CA, Monrovia, CA, San Gabriel, CA, and Temple City, CA. Dispatch and scheduling are coordinated from our Los Angeles office; the technicians who arrive at your door are local to the San Gabriel Valley and know these streets.
Serving Sierra Madre, CA - Our Local Coverage Area
We’re based in the Sierra Madre 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 Sierra Madre
Same-day service across Sierra Madre is our standard for repair calls. When you call (626) 657-5344, a live person answers and schedules your window. For no-heat or no-cooling situations, we prioritize those calls without charging overtime.
Most HVAC replacements and some repairs require a permit through the City of Sierra Madre. We handle the permit paperwork as part of the job and schedule inspections directly. You’ll never be asked to chase down a permit yourself.
Yes. Older furnaces, floor furnaces, and retrofitted AC equipment are a large share of our Sierra Madre work. We’ll assess what you have, explain what’s wrong in plain terms, and quote a written price before anything is touched. If a repair won’t hold, we’ll tell you that and show you the replacement numbers.
For a free estimate on any HVAC work in Sierra Madre, call (626) 657-5344. You’ll get a real person, a scheduled window, and a written price before any work begins. That’s how Dalton Heating & Air operates, on every job, in every neighborhood we serve.
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 Sierra Madre Customers Say
"Coil cleaning and a refrigerant check before summer. AC has never been this cold."
- Marty D."Changed the filter size and added a better filter rack. Simple and useful advice."
- Rhonda C."Fixed our AC and the price was fair. Showed up a bit past the window, but he called ahead."
- Dennis R.