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Air Conditioning Repair & Heating Repair in Half Moon Bay, CA

Fast, affordable AC repair, furnace repair, heat pump service and HVAC installation for Half Moon Bay homes and businesses. Same-day appointments. 24/7 emergency service. Flat, upfront pricing.

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Home › Locations › Half Moon Bay, CA

Your local HVAC company in Half Moon Bay, California

When the air conditioner stops cooling in the middle of a Half Moon Bay heat wave or the furnace goes quiet on a cold night, you need an HVAC company that answers the phone and shows up. Los Angeles Air Conditioning Heating provides air conditioning repair, heating repair, furnace and heat pump service, ductless mini split installation, duct repair and complete HVAC replacement throughout Half Moon Bay and the surrounding communities of Hillsborough, San Mateo, Burlingame, Belmont, San Carlos, Millbrae.

Our technicians carry parts for every major brand, quote a flat price after the diagnosis and finish most AC and heating repairs on the first visit. Whether you need emergency AC repair at midnight, a furnace tune-up before winter or a new energy-efficient system sized correctly for your home, one call to (855) 459-5498 handles it.

Why Half Moon Bay calls us

  • Local technicians who know Half Moon Bay homes and their systems
  • A real person answers the phone, day or night
  • Written quotes, no hourly surprises
  • Repairs on all brands, all ages, all fuel types
  • Financing available on new systems
  • Every job backed by our workmanship guarantee

Common calls from Half Moon Bay

  • AC not cooling or not blowing cold air
  • Air conditioner not turning on or tripping the breaker
  • Furnace not working, no heat, heater blowing cold
  • Furnace short cycling or making a loud bang
  • Heat pump frozen or blowing cold air in winter
  • AC frozen coil, water leaks or loud noises
  • Old system replacement and new AC or furnace installation

HVAC services in Half Moon Bay, CA

Every service below has its own Half Moon Bay page with details, common repairs and answers to the questions we hear most from local homeowners.

AC Repair in Half Moon Bay

When your air conditioner quits on a hot afternoon in Half Moon Bay, you do not want a callback tomorrow. Our AC repair technicians reach homes…

Ac repair in Half Moon Bay »

Air Conditioning Service in Half Moon Bay

Air conditioning service in Half Moon Bay keeps your system efficient through the long California cooling season. We clean, test, tune and repair…

Ac service in Half Moon Bay »

Central Air Repair in Half Moon Bay

Central air repair in Half Moon Bay for split systems, packaged rooftop units and heat pumps. If the whole house is warm, the outdoor unit is silent…

Central air repair in Half Moon Bay »

AC Tune-Up in Half Moon Bay

A spring AC tune-up in Half Moon Bay is the cheapest insurance against a mid-summer breakdown. Our technicians inspect, clean and test every…

Ac tune-up in Half Moon Bay »

AC Installation & Replacement in Half Moon Bay

AC installation and replacement in Half Moon Bay with properly sized equipment, clean workmanship and pricing you understand before we start. Whether…

Ac installation in Half Moon Bay »

AC Not Cooling in Half Moon Bay

AC not cooling in Half Moon Bay? An air conditioner that runs but blows warm air usually has a low refrigerant charge, a frozen evaporator coil, a…

Ac not cooling repair in Half Moon Bay »

AC Compressor Repair in Half Moon Bay

AC compressor repair in Half Moon Bay for units that hum, click, trip the breaker or simply will not start. The compressor is the heart of your air…

Ac compressor repair in Half Moon Bay »

AC Frozen Coil & Noisy AC Repair in Half Moon Bay

Frozen AC coil in Half Moon Bay? Ice on the indoor coil or copper lines means airflow or refrigerant is off, and running it will damage the…

Frozen coil and ac noise repair in Half Moon Bay »

Emergency AC Repair in Half Moon Bay

Emergency AC repair in Half Moon Bay, 24 hours a day, 365 days a year. When the air conditioner dies during a heat wave, at night, on a weekend or on…

Emergency ac repair in Half Moon Bay »

Heating Repair in Half Moon Bay

Heating repair in Half Moon Bay for furnaces, heat pumps, wall heaters and packaged units. When the heat stops on a cold night in Half Moon Bay, our…

Heating repair in Half Moon Bay »

Furnace Repair in Half Moon Bay

Furnace repair in Half Moon Bay for gas and electric furnaces of every brand and age. A furnace that will not ignite, keeps shutting off or blows…

Furnace repair in Half Moon Bay »

Furnace Service & Tune-Up in Half Moon Bay

Furnace service in Half Moon Bay before the first cold snap keeps your heater safe, efficient and reliable. Our furnace tune-up inspects burners,…

Furnace service in Half Moon Bay »

Furnace Not Working / No Heat in Half Moon Bay

Furnace not working in Half Moon Bay? No heat on a cold morning is one of the most common calls we take, and one of the fastest to fix. Our…

No-heat repair in Half Moon Bay »

Furnace Short Cycling Repair in Half Moon Bay

Furnace short cycling in Half Moon Bay, turning on and off every few minutes, wears out parts fast and leaves the house cold. We find the cause,…

Furnace short cycling repair in Half Moon Bay »

Heating & Furnace Installation in Half Moon Bay

Heating installation in Half Moon Bay for gas furnaces, electric furnaces and heat pumps, sized and installed to manufacturer specifications. When…

Heating installation in Half Moon Bay »

Emergency Heating Repair in Half Moon Bay

Emergency heating repair in Half Moon Bay, available 24 hours a day. A furnace or heat pump that fails on a winter night is not a wait-until-Monday…

Emergency heating repair in Half Moon Bay »

Heat Pump Repair in Half Moon Bay

Heat pump repair in Half Moon Bay for systems that will not heat, will not cool, ice over or run nonstop. Heat pumps are the most common new HVAC…

Heat pump repair in Half Moon Bay »

HVAC Repair in Half Moon Bay

HVAC repair in Half Moon Bay for every part of your heating and cooling system: air conditioners, furnaces, heat pumps, air handlers, ductwork and…

Hvac repair in Half Moon Bay »

HVAC Service & Maintenance in Half Moon Bay

HVAC service in Half Moon Bay that keeps your heating and cooling running at peak efficiency year-round. Our maintenance visits cover the air…

Hvac service in Half Moon Bay »

HVAC Contractor in Half Moon Bay

Looking for an HVAC contractor in Half Moon Bay who answers the phone, shows up on time and charges what was quoted? Los Angeles Air Conditioning…

Hvac company in Half Moon Bay »

Emergency & Same Day HVAC Repair in Half Moon Bay

Emergency HVAC repair in Half Moon Bay, 24 hours a day, 7 days a week. When heating or cooling fails at the worst possible time, our same-day HVAC…

Emergency hvac repair in Half Moon Bay »

Residential HVAC Repair in Half Moon Bay

Residential HVAC repair in Half Moon Bay for single-family homes, condos, townhomes and apartments. We repair and maintain the air conditioners,…

Residential hvac repair in Half Moon Bay »

Commercial HVAC Repair & Installation in Half Moon Bay

Commercial HVAC repair and installation in Half Moon Bay for offices, restaurants, retail stores, warehouses, medical suites and multi-unit…

Commercial hvac in Half Moon Bay »

Ductless Mini Split Repair & Installation in Half Moon Bay

Ductless mini split repair and installation in Half Moon Bay for garages, additions, ADUs, sunrooms and whole homes without ductwork. We install and…

Ductless mini split service in Half Moon Bay »

Air Duct Repair & Cleaning in Half Moon Bay

Air duct repair, sealing and cleaning in Half Moon Bay. Leaky, crushed or dirty ducts waste up to 30 percent of the heating and cooling you pay for…

Duct repair in Half Moon Bay »

Thermostat Repair & Smart Thermostat Installation in Half Moon Bay

Thermostat repair and smart thermostat installation in Half Moon Bay. A thermostat that reads wrong, loses its schedule or will not talk to the…

Thermostat service in Half Moon Bay »

Searching for AC repair near me or heating repair near me in Half Moon Bay?

Searching for "AC repair near me" in Half Moon Bay? You have found a local team that dispatches technicians throughout Half Moon Bay and the surrounding communities every day. Because we are positioned across the region, response times are short and same-day service is the norm, not the exception.

How a service call works

Call or book online

Tell us what the system is doing. Our dispatcher gives you an honest arrival window, often the same day.

Diagnosis on arrival

The technician tests the system, shows you what failed and explains why in plain language.

Flat price, your approval

You get a written price for the repair before any work begins. No hourly surprises.

Repair and verify

We fix it, test the system under load and leave the work area clean.

What Half Moon Bay customers say

★★★★★

Had them out for an AC tune-up before summer. Thorough inspection, cleaned the coils, and they found a weak capacitor that would have failed in July. Smart move.

James W., Half Moon Bay
★★★★★

Fast response, clear explanation, and the price matched the quote to the dollar. This is who I call for HVAC repair now.

Kevin O., Half Moon Bay
★★★★★

Installed a ductless mini split in our garage conversion. Neat work, quiet unit, and they walked us through the remote and app. Very happy.

Patricia H., Half Moon Bay

Half Moon Bay, CA service area map

Nearby cities we also serve

Our technicians cover Half Moon Bay and every neighboring community. Choose your city for local AC and heating repair:

See all California service areas »

Half Moon Bay AC & heating repair FAQ

What HVAC brands do you repair in Half Moon Bay?

All of them: Carrier, Trane, Lennox, Rheem, Ruud, Goodman, Amana, York, Bryant, American Standard, Daikin, Mitsubishi, Fujitsu, LG and more.

Do you service commercial buildings in Half Moon Bay?

Yes. We repair and maintain rooftop units, split systems and ductless systems for offices, restaurants, retail and light industrial properties.

Is there a maintenance plan available in Half Moon Bay?

Yes. Our plan includes a spring AC tune-up, a fall heating tune-up, priority scheduling and repair discounts.

How much does AC repair or furnace repair cost in Half Moon Bay?

After diagnosis you receive a flat, written price before any work begins. Small repairs such as capacitors, contactors, igniters and flame sensors are inexpensive; we only recommend replacement when repair no longer makes sense.

What should I do if my AC is not cooling before you arrive?

Turn the system off at the thermostat, check and replace the air filter, and make sure the outdoor unit is clear of debris. If the coil is frozen, set the fan to on so it can thaw.

Need AC repair or heating repair in Half Moon Bay, CA right now?

One call, honest pricing, fast response. Open 24 hours a day.

Call (855) 459-5498
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