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 estimateFast, Reliable Furnace Repair Across Santa Monica
A furnace that won’t light on a damp December night in Santa Monica isn’t something you want to wait on. Most furnace repairs here run between $150 and $700, and our crews are in Santa Monica neighborhoods like Ocean Park, Sunset Park, and the Wilshire-Montana area within hours, not days. We know the local housing stock: mid-century courtyard apartments, 1950s bungalows with floor furnaces, and newer coastal builds with salt-air corrosion issues. Call (213) 531-5904 and a live person answers, day or night. You’ll get a written price before any work begins, and every repair is backed by our 365-Day Done Right Promise in writing.
Why Cold Harbour Heating and Air Los Angeles Is Santa Monica’s Preferred Furnace Repair Company
Santa Monica homeowners call us because we show up when we say we will and we don’t change the price at the door. That’s not a slogan; it’s how we’ve operated since 2003 as an independently owned and operated member of the Kingswell network. Victor Mancini, who leads our team, built the company around four written promises: a price before the work starts, a firm arrival window, a clean job site, and a guarantee that brings the technician back for free if a repair fails inside 365 days.
We work in Santa Monica’s older buildings every week. Wall furnaces, floor furnaces, tight mechanical closets, rooftop package units in courtyard complexes. Our technicians are background-checked and uniformed, and they’re trained on nine major residential brands including Trane, Lennox, and Goodman, so the person at your door can actually fix what’s in your home. When a Santa Monica renter or landlord calls about a furnace that quit in a rent-controlled building, we understand the urgency and the code constraints. We don’t patch it and hope. We write the guarantee down before we leave.
Styles & brands we work with







Heating Repair in Santa Monica
Heating Repair in Santa Monica means something different than a part swap in Sherman Oaks. The marine layer keeps daytime temperatures mild, but nights drop into the 40s, and many of the city’s older apartment buildings and bungalows rely on original floor furnaces or wall heaters that were installed decades before current clearance codes existed. When those units fail, the repair often requires more than a new ignitor. We often find corroded gas valves, cracked heat exchangers, or ducting that’s been wrapped in asbestos-containing material and must be abated before any replacement work can proceed.
A typical heating repair in Santa Monica runs $150 to $700 depending on what’s failed. An ignitor replacement is usually at the lower end. A gas valve or blower motor is higher. You get a written price before we start, so there’s no surprise when the job is done.
Wall and Floor Furnace Repairs
Santa Monica has hundreds of wall furnaces still in service, especially in the Ocean Park and Sunset Park neighborhoods. These units often violate current clearance codes, which means a “simple” repair can require updating the installation to meet today’s safety standards. We walk homeowners and property managers through exactly what’s required and what it costs before any work happens.
Gas Valve and Ignitor Work
Coastal air and gas components don’t mix well. Salt accelerates corrosion on gas valve bodies and electrical connections. We regularly replace gas valves in Santa Monica furnaces that are only 10 or 12 years old, simply because the marine environment ate the connections. The fix is straightforward, but it has to be done by someone who understands gas pressure and leak testing. That’s us.
Boiler Repair in Santa Monica
Boiler Repair in Santa Monica is less common than furnace work, but the older mid-century apartment buildings along Wilshire Boulevard and up into the northern neighborhoods still have hydronic systems that need attention. When a boiler loses pressure or a circulator pump seizes, the whole building can lose heat at once, which is a problem for renters and landlords alike. Our technicians diagnose boiler issues the same way we handle furnace repairs: figure out what failed, hand you a written price, and fix it right.
Boiler repairs in Santa Monica typically fall within that same $150 to $700 range, though a failed circulator or leaking heat exchanger can push toward the top of that scale. The corrosion issue matters here too: boiler pipes and connections near the coast rust faster than inland systems.
Circulator and Zone Valve Repairs
Older boilers in Santa Monica’s courtyard apartments often use zone valves to heat different units. When a zone valve fails, one unit gets heat and the others don’t. We stock common replacement parts for older hydronic systems and can usually restore heat the same day.
Heat Exchanger Inspections
A cracked heat exchanger on a boiler or furnace is a carbon monoxide risk, not a “wait and see” issue. We inspect heat exchangers on every heating repair call. If it’s cracked, we shut the unit down, explain the options in plain English, and give you a written price for repair or replacement before we leave.
Trusted Brands We Service in Santa Monica
Our Santa Monica customers run Carrier, Trane, Lennox, Goodman, Rheem, York, Daikin, Bryant, and American Standard systems. We don’t push a single brand. We fix what’s already in your home. That matters in Santa Monica because so many older buildings have a mix of original equipment and later retrofits. We keep common parts on our trucks for Trane, Lennox, and Rheem, which means less waiting when a blower motor fails or a pressure switch quits. If a part needs to be ordered, we tell you upfront and give you a real date for the return visit.
See the difference
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After
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After
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AfterCommon Furnace Repair Problems We See in Santa Monica Homes
- Salt air corrosion on condenser coils and electrical connections. The ocean breeze shortens the lifespan of furnace components in ways inland Los Angeles homeowners never see. We routinely replace rusted electrical terminals and pitted coils on units that are only a decade old.
- Leaky, undersized ductwork in mid-century apartments. Original ducts in 1940s and 1950s buildings were sized for less demand and sealed with materials that have long since failed. The result is high static pressure, uneven heating, and a furnace that overworks itself into premature failure.
- Wall and floor furnaces that violate current clearance codes. Many older Santa Monica units are installed too close to combustible surfaces, which creates a fire hazard. Repairs sometimes require relocation or replacement to meet today’s standards.
- Asbestos-containing duct wrap on original floor furnaces. In neighborhoods like Ocean Park and Sunset Park, we still find asbestos wrap that must be abated before any furnace replacement can happen. It’s a Santa Monica reality most inland HVAC companies never encounter.
Pricing for Furnace Repair in Santa Monica, CA
Here’s what most furnace repairs actually cost in Santa Monica. No vague “it depends” without numbers. A typical ignitor replacement runs $150 to $280. A gas valve repair or replacement runs $250 to $500. A blower motor replacement runs $300 to $650. A full furnace repair job, including diagnostic time and parts, most commonly lands between $150 and $700. You get a written price before any work starts, and that price doesn’t change at the door.
| Service | Price Range in Santa Monica |
|---|---|
| Furnace Repair | $150 – $700 |
| Furnace Tune-Up | $80 – $200 |
We don’t charge overtime for emergency calls in Santa Monica. The price you’re quoted is the price you pay, whether it’s 2 p.m. or 2 a.m. Call (213) 531-5904 for a free estimate.
We Also Serve Cities Near Santa Monica
In addition to our Furnace Repair work across Santa Monica, we service homes and apartments in Marina del Rey, Culver City, Beverly Hills, and West Hollywood. If you’re in any of those nearby communities, the same written pricing and 365-day guarantee apply. Visit our Santa Monica page for local details or call us directly.
Serving Santa Monica, CA - Our Local Coverage Area
We’re based in the Santa Monica 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 Santa Monica
Salt air corrodes electrical connections, gas valves, and condenser coils far faster than the dry inland air of the San Fernando Valley. A furnace that would last 20 years in Van Nuys might need major repairs at 12 years in Santa Monica. The moisture from the marine layer doesn’t help either, especially when combined with the constant temperature swings between cool nights and warm afternoons. Our Santa Monica-specific maintenance plans catch corrosion early before it becomes a full system failure.
Yes, in many cases. Santa Monica’s rent-control and seismic retrofit ordinances add layers to furnace replacement work that don’t exist in most other cities. Wall furnaces and floor furnaces in older buildings often violate current clearance codes, and some have asbestos-containing duct wrap that must be abated before replacement. We handle the coordination with local building departments and walk you through what’s required, so you’re not left guessing. Call (213) 531-5904 and we’ll tell you what your specific building needs.
Yes, we repair wall furnaces throughout Santa Monica, including the courtyards in Ocean Park, Sunset Park, and the Pico neighborhood. But many older wall furnaces don’t meet current clearance codes, which means a repair might require upgrading the installation rather than just swapping a part. We’ll tell you the truth about what’s safe and legal, and give you a written price for whatever path you choose.
Short-cycling in Ocean Park is usually caused by one of two things: an oversized furnace fighting a small apartment’s ductwork, or a clogged filter combined with salt-corroded sensors. Original 1950s ductwork in Ocean Park buildings was often sized for less than what a newer furnace puts out, so the unit heats the space too fast, shuts off, then restarts a few minutes later. That cycle wears out ignitors and blower motors fast. We diagnose the actual cause and fix it, not just swap the part that failed.
Duct sweating happens when warm indoor air meets cold duct surfaces, and Santa Monica’s higher coastal humidity makes it worse. The fix usually involves sealing duct joints, adding insulation where needed, and sometimes adjusting airflow to reduce temperature differences. If mold has already formed, we recommend professional remediation before we do any ductwork, and then we’ll repair the underlying moisture problem so it doesn’t return.
When your furnace quits in Santa Monica, you don’t need a lecture. You need heat back on and a straight answer about what it costs. Call Cold Harbour Heating and Air Los Angeles at (213) 531-5904. A live person answers, we give you a written price before any tool comes out, and every repair is covered in writing for a full year. If it fails inside 365 days, we come back and fix it at no charge. That’s the Kingswell Way, and it’s how we’ve done business since 2003.
Written by Victor Mancini, Owner at Cold Harbour Heating and Air Los Angeles, serving Santa Monica since 2003.