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Find Air conditioning pros in Mar Vista

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

Serving Mar Vista, CA and surrounding areas

Approved

In business since 2005

Free estimates

Emergency services offered

"Excellent heating and air conditioning repair, replacement, and new installation services! Everything went smoothly and without incident from beginning to end. Before departing, they made sure the system was operating flawlessly, responded quickly, and worked effectively. Excellent service?I heartily recommend them!"
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+24

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

Serving Mar Vista, CA and surrounding areas

Approved

In business since 1967

Free estimates

Emergency services offered

"Arrived on time and fixed the problem. A bit more expensive than I would have liked but checking around probably not much more than elsewhere and our air conditioner was fixed same day in the middle of a heat wave."
Additional Photos
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+10

Response time12 hrs
38 neighbors recently requested a quote
Recommended by92%of homeowners
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Avatar for Belle Air Services
Belle Air Services
4.8(
61
)

Serving Mar Vista, CA and surrounding areas

Approved

In business since 2019

Free estimates

Emergency services offered

"I highly recommend Belle Air Services. They are very knowledgeable in the HVAC world and was able to figure out a creative way to get us the set up we wanted. They did a great job. Kenny was our main point of contact, and he is great!"
Daikin VRV
Response time1 day
126 neighbors recently requested a quote
Recommended by80%of homeowners
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Avatar for Top Energy Solutions, Inc.
Top Energy Solutions, Inc.
4.9(
62
)

Serving Mar Vista, CA and surrounding areas

Approved

In business since 2019

Free estimates

Warranties offered

"I highly recommend Top Energy Solutions. During the heat wave my air conditioning system blew out hot air. I expected to wait days for a technician to come out. Leor sent one the next morning. The technician quickly located the problem and fixed it within minutes. Their employees are professional, courteous and very knowledgeable."
Roof Replacement - Owens Corning Shingle Roof
New Windows Installation in Hollywood
5 Ton Furnace Replacement
Attic insulation
New Mini Split - Daikin Emura

+87

Response time1 day
Response rate98%
7 neighbors recently requested a quote
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Avatar for Help-Me HVAC LLC
Help-Me HVAC LLC
4.9(
12
)

Serving Mar Vista, CA and surrounding areas

Approved

In business since 2025

Free estimates

Emergency services offered

"Sayed Haroon was very happy professional and helpful and very informative, I would recommend him for any service and next time if there?s a problem with any of my air conditioning system I?m definitely gonna be dealing with him"
My jobs
My jobs
My jobs
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Avatar for Just Be Cool Supply LLC
Just Be Cool Supply LLC
5.0(
8
)

Serving Mar Vista, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2024

Free estimates

Emergency services offered

"I needed my HVAC system urgently repaired, the technician arrived promptly to resolved the issue. They were professional and knowledgeable and gave me honest recommendations & also was very helpful. Highly recommend! Thank you!"
Heating & A/C Project
Heating and air
5 ton split system
Heating & A/C Project
Heating and air

+22

2 neighbors recently requested a quote
Recommended by87%of homeowners
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Avatar for Season Control Heating Air Conditioning, Inc.
Season Control Heating Air Conditioning, Inc.
4.7(
113
)

Serving Mar Vista, CA and surrounding areas

Approved

In business since 1995

Free estimates

Emergency services offered

"The company is top notch professional from the minute we met them. From the contract negotiations, delivery of materials and instillation, they were amazing. The installers gave us good advice about where we thought the unit might go to be placed in a more efficient noise cancelling area. I recommend this company to anyone who has air conditioning needs."
AC New Installation
AC New Installation
AC New Installation
AC New Installation
AC Repair

+14

Response time1 day
Response rate90%
69 neighbors recently requested a quote
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Avatar for DNA Heating & Cooling, Inc.
DNA Heating & Cooling, Inc.
4.8(
57
)

Serving Mar Vista, CA and surrounding areas

Approved

In business since 2016

Free estimates

Emergency services offered

"I was so lucky to find them. Andrew and his crew are great workers with such a great attitude. I strongly recommend them to all who need an air and heater. ð ð ¼ð ð ¼ð ð ¼"
New Blown in insulation
New R-30 blown in insulation
Recessed Light cover
Foam Gun
Sealed Plumbing attic penetrations

+26

Response time5 hrs
17 neighbors recently requested a quote
Recommended by84%of homeowners
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FAQs for air conditioning projects in Mar Vista, CA

Most professional HVAC technicians require two to three hours to complete an expansion valve replacement. The timeframe depends on your unit's accessibility and whether additional repairs are needed. The process involves recovering refrigerant, removing the old valve, installing the new component, and recharging the system. Scheduling during less busy seasons may result in more convenient appointment times.

Operating your air conditioner with a malfunctioning expansion valve isn't advisable. Continuing to run the system could potentially damage other components, particularly your compressor, which is significantly more expensive to replace. If you notice performance issues like inconsistent cooling or unusual noises, it's best to have your system inspected before continuing regular use.

Expansion valves don't have a standard replacement schedule, as their longevity depends on system usage, maintenance frequency, and environmental factors. Regular professional maintenance helps identify potential valve issues before they cause system failure. Having your HVAC system serviced annually allows technicians to monitor component condition and recommend preventative replacements when necessary.

Refrigerant leaks require prompt professional attention. If your expansion valve is leaking, you'll likely notice reduced cooling performance and possibly hear hissing sounds near the unit. Addressing leaks quickly prevents further system inefficiency and avoids the environmental impact of released refrigerant. Your HVAC technician will need to repair the leak and recharge the system with the proper refrigerant type and amount.

Because many AC issues present similar symptoms, professional diagnosis is recommended. Problems like inadequate cooling, inconsistent temperatures, or strange noises could indicate expansion valve issues, but might also stem from refrigerant leaks, electrical problems, or airflow restrictions. A qualified HVAC technician has the tools and expertise to accurately identify the root cause and recommend appropriate repairs.

The Mar Vista, CA homeowners’ guide to air conditioning services

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

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