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Find Central a/c service or repairers in San Marino

Avatar for Global Green Solutions
Global Green Solutions
5.0(
248
)

Serving San Marino, CA and surrounding areas

Approved

In business since 2005

Free estimates

Emergency services offered

"Whether repairing or installing, they delivered top-level service. The technicians were polite, experienced, and very attentive. My system?s efficiency has greatly increased. I wouldn?t hesitate to use them again."
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+24

Response time3 days
11 neighbors recently requested a quote
Recommended by7%of homeowners
Avatar for Around The Clock Heating & Air Conditioning, Inc.
Around The Clock Heating & Air Conditioning, Inc.
4.5(
836
)

Serving San Marino, CA and surrounding areas

Approved

In business since 1967

Free estimates

Emergency services offered

"Igor came to look at my a/c. He discovered that it was most likely a warranty issue, so he told me to call the manufacturer and have the work done through a warranty claim to save me money. He didn't even charge me for the visit. Thanks so much! Will definitely use them in the future for non-warranty related issues!"
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+10

Response time12 hrs
38 neighbors recently requested a quote
Recommended by92%of homeowners
Avatar for All City Plumbing, Air & Electrical
All City Plumbing, Air & Electrical
4.9(
270
)

Serving San Marino, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2009

Emergency services offered

Warranties offered

"Michael arrived to fix our main water line after it ruptured. He was able to quickly replace the main riser and also had time to take care of a couple other repairs around the house that needed attention. Great service."
Additional Photos
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+42

Response time10 mins
16 neighbors recently requested a quote
Recommended by97%of homeowners
Avatar for Northstar PHAC, Inc.
Northstar PHAC, Inc.
4.5(
128
)

Serving San Marino, CA and surrounding areas

Approved

In business since 2008

Free estimates

Credit card accepted

"The Tech went above and beyond to do my inspection and service. I did nor buy the yearly maintenance plan and I did not buy the $190. furnace filter ($20) at Home Depot. I had and still have a problem with the system. It makes a growling noise every 2 minutes or so. Thanks so much, anyways."
FURNACE AND COIL
new furnace
Our Beautiful Installs
Our Beautiful Installs
Our Beautiful Installs

+29

Response time3 hrs
Response rate93%
4 neighbors recently requested a quote
Avatar for Trinity Heating and AC
Trinity Heating and AC
5.0(
40
)

Serving San Marino, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2021

Free estimates

Warranties offered

"Trinity HVAC got in touch with me right away and their communication was excellent, letting me know when someone could come out and they showed up as scheduled. Chris inspected the unit inside and outside to assess the situation then thoroughly explained the problem before doing the work. He provided a follow-up email with the invoice showing the detailed items that were repaired and photos."
Furnace Before
AC After
Furnace After
AC Before
Before - Furnace

+83

Response time3 hrs
Response rate98%
45 neighbors recently requested a quote
Avatar for West Coast Chief Repair, Inc.
West Coast Chief Repair, Inc.
3.6(
1,830
)

Serving San Marino, CA and surrounding areas

Approved

In business since 1996

Emergency services offered

Warranties offered

"Akop from West Coast Chief Repair was there on time, and was able to troubleshoot the problem quickly. The cost seemed reasonable and he was finished and my A/C was working within 45 minutes! I was very happy with the service and I will recommend this company."
All Major Appliance Repair
Sunset, West Hollywood
All Major Appliance Repair
All Major Appliance Repair
Response time3 hrs
Recommended by71%of homeowners
Avatar for Season Control Heating Air Conditioning, Inc.
Season Control Heating Air Conditioning, Inc.
4.7(
113
)

Serving San Marino, CA and surrounding areas

Approved

In business since 1995

Free estimates

Emergency services offered

"Very knowledgable in A/C system and concerned about my complete satisfaction with their service. They guarantee that if ever a problem comes up they will be back to take care of it"
AC New Installation
AC New Installation
AC New Installation
AC New Installation
AC Repair

+14

Response time1 day
Response rate90%
70 neighbors recently requested a quote
Avatar for Power Pro Plumbing, Inc.
Power Pro Plumbing, Inc.
4.1(
430
)

Serving San Marino, CA and surrounding areas

Approved

In business since 1990

Free estimates

Credit card accepted

"Carlos was knowledgeable and honest. I greatly appreciated how he not only installed our new smart thermostat but also went out of his way to check our HVAC system and give us pointers. Also appreciated him not selling us any other repairs or products."
15% OFF Senior Discount
15% OFF Military & Veteran Discount
FREE Air Quality Testing
$89 AC Tune-Up & Safety Inspection
Plumbing Services

+6

Response time2 hrs
Response rate93%
2 neighbors recently requested a quote
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Showing 1-10 of 302
FAQs for central a/c service or repair projects in San Marino, CA

Coils work to absorb heat into the refrigerant that flows through them, moving heat from one location to another. For air conditioning, the evaporator coil inside the air handler in your home absorbs heat. It then transfers the heat outside to the condenser coil, where it releases it. The opposite process happens for heat pumps. When the coils get dusty and dirty, it reduces how well these components work.

Skip regular cleanings, and dirt, debris, and mineral deposits will blanket your evaporator and condenser coils. When that happens, the coils can’t shed heat efficiently, so the system works harder and your energy bill climbs. Over time, overheating strains the compressor and can trigger a full breakdown—an avoidable repair that often costs far more than a simple annual cleaning.

AC coil cleaning is an investment that pays for itself in the benefits it provides. Dust‑caked coils force your AC to run longer, so you spend more on electricity and rack up extra wear. A quick professional cleaning restores efficiency, trims monthly bills, and eases strain on expensive parts. Over the long haul, that small yearly fee delays pricy repairs and stretches the unit’s lifespan, making coil cleaning one of the smartest HVAC tune‑ups you can schedule.

Watch for higher electric bills, rooms that stay warm no matter how low you set the thermostat, or an AC system that runs nonstop. Extra humidity and frost on the coils are also red flags. Catching these clues early lets you schedule a quick cleaning before the system overworks itself and triggers an expensive breakdown.

Your AC cleaning technician starts by shutting off the power to the unit and removing the faceplate. Compressed air and a vacuum hose blast away loose debris, followed by a coil-safe, no-rinse cleaner that dissolves stubborn grime. After the solution has soaked in, the professional wipes the fins, reassembles the housing, and restores power, leaving the system ready to cool at peak efficiency.

The San Marino, CA homeowners’ guide to central a/c service or repairs

From average costs to expert advice, get all the answers you need to get your job done.