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Find Air conditioning pros in Oceanside

Avatar for Cool Air Technologies Inc
Cool Air Technologies Inc
4.9(
493
)

Serving Oceanside, CA and surrounding areas

Approved

In business since 1996

Free estimates

Warranties offered

"The owner Bill McIntosh was very friendly and professional. His crew did an excellent job of installing the new heating and air conditioning system. They were very efficient and cleaned up everything after they were finished."
Additional Photos
Response time2 days
7 neighbors recently requested a quote
Recommended by98%of homeowners
Avatar for Bob Jenson Air Conditioning And Heating Inc
Bob Jenson Air Conditioning And Heating Inc
4.9(
174
)

Serving Oceanside, CA and surrounding areas

Approved

In business since 1977

Free estimates

Emergency services offered

"We've used Bob Jenson for air conditioning and heating maintenance for many years, but this year we needed to replace the units. Bob Jenson's technicians/installers are always reliable, honest and trustworthy. We highly recommend them."
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+47

Response time1 day
74 neighbors recently requested a quote
Recommended by95%of homeowners
Avatar for Airmerica Air Conditioning & Heating
Airmerica Air Conditioning & Heating
5.0(
34
)

Serving Oceanside, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2019

Free estimates

Emergency services offered

"Very professional. Really well priced. The owner Ryan does all the work himself with his team. He double, triple, and keeps checking that the air conditioning system is up and running perfectly. He doesn't overcharge. He takes his time until the job is completed to satisfaction. I would highly recommend his services."
Ultra Lo NOx 80% furnace and coil with Air-Wave air cleaner and 2" media filter
Outdoor unit feeding (5) indoor wall mounts
Heating & A/C Project
Single stage 14.3seer2 AC condenser
Outdoor unit feeding (5) indoor wall mounts with electrical ran by us from panel.

+6

Response time8 hrs
30 neighbors recently requested a quote
Recommended by96%of homeowners
Avatar for AireCare Heating and Air
AireCare Heating and Air
5.0(
39
)

Serving Oceanside, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2020

Free estimates

Emergency services offered

"My wife and I were throughly impressed with the professionalism of the company and their installation crew. They were meticulous in their work practices and went out of their way to keep us informed of the status of our air conditioning project from planning to completion. It was truly a pleasure dealing with such an honest and ethical HVAC contractor. Michael Santana, along with his talented team of Enrique and Raul more than exceeded our expectations with their outstanding work and customer service. We solicited quotes from numerous contractors and Aire Care Heating and Air Conditioning hands down provided the best cost and installation proposal. If you are looking to replace your HVAC system, I highly recommend that you contact them."
San Marcos Full System
San Marcos Full System
San Marcos Full System
San Marcos Full System
San Marcos Full System

+8

Response time6 hrs
Response rate91%
23 neighbors recently requested a quote
Avatar for Liberty Plumbing Heating Air Conditioning Inc
Liberty Plumbing Heating Air Conditioning Inc
4.9(
208
)

Serving Oceanside, CA and surrounding areas

Approved

In business since 2005

Free estimates

Emergency services offered

"Service man arrived as expected and performed the annual maintenance of the air conditioning system. The work was thorough and it was something that was familiar to me as I used to do in my younger years. With heavy use of airconditioning in the summer in CA, this is important and something we do every year.
"
Response time8 hrs
Response rate98%
13 neighbors recently requested a quote
Avatar for Trinity Heating and AC
Trinity Heating and AC
5.0(
10
)

Serving Oceanside, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2021

Free estimates

Emergency services offered

"Chris analyzed my entire AC and heating system and explained in detail the pros and cons of performing additional maintenance. I greatly appreciated his description of future potential issues and his recommendations on how to mitigate them. Thank you Chris."
After: brand new furnace with industrial grade filtration system. Re-wrapped ductwork with fiberglass free wrapping and acoustic soundproof closet/return cavity.
After: 2 Stage Variable Speed Furnace installed perfectly!
After: Properly sized, energy efficient, and installed to code.
Before: Homeowner had tried multiple times to get the pilot light ignited.
Before: Old furnace not installed to code.

+31

2 neighbors recently requested a quote
Recommended by90%of homeowners
Avatar for All Day Heating & Air Conditioning
All Day Heating & Air Conditioning
4.9(
62
)

Serving Oceanside, CA and surrounding areas

Approved

In business since 2010

Free estimates

Small jobs welcome

"Very professional identified exactly what was wrong and fixed it immediately. Very pleasant to work with. I will use him again for any heating or air conditioning issues that I may have."
All Day
All Day
All Day
All Day
All Day

+8

Response time4 hrs
Recommended by100%of homeowners
Avatar for Sky Clean Air
Sky Clean Air
4.7(
20
)

Serving Oceanside, CA and surrounding areas

Approved

In business since 2017

Free estimates

Credit card accepted

"Noticed one of my bedrooms wasn’t getting the same air pressure as the others. I called the guys at sky clean air and was scheduled for the following day for a free quote. Nadav and Erick were on time and quickly got to work, because the age of the house the duct connected to the spare room had become brittle and damaged. I was given a quote for the single duct and replacing the attic I was never pushed into making a decision. Ended up going with the single duct and work was done same day with before and after pictures. My experience with Sky Clean Air is the type of business you want to deal with never felt like I was being played. Definitely recommend"
Air duct full of dust and debris.
Cleaned duct
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+24

Response time11 hrs
Response rate98%
13 neighbors recently requested a quote
Avatar for Airtime Plumbing Heating & Air
Airtime Plumbing Heating & Air
4.8(
28
)

Serving Oceanside, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2005

Free estimates

Emergency services offered

"⭐⭐⭐⭐⭐ Exceptional Service from Airtime Plumbing, Heating, & Air! I cannot recommend Airtime Plumbing, Heating, & Air highly enough! From the initial service call to the completion of the job, my experience was absolutely five-star. We had an urgent issue with our furnace acting up just as the cold weather hit, and they responded with incredible speed and professionalism. The technician David arrived promptly, was extremely courteous, and clearly explained what was wrong with our unit. He didn't just fix the problem; he took the time to show me what maintenance steps I could take to keep the system running efficiently. What Made Them Stand Out: Punctuality & Communication: They called ahead, arrived exactly when they said they would, and kept me informed throughout the process. Expert Knowledge: The diagnosis was fast and accurate. They fixed the problem right the first time. Fair Pricing: The final cost was competitive and exactly what was quoted, with no hidden fees or upselling. Cle"
tankless water heater
Chacon house
Chacon house
Chacon house
Additional Photos

+55

Response time9 hrs
Response rate100%
93 neighbors recently requested a quote
Avatar for Breeze AC Solutions Inc.
Breeze AC Solutions Inc.
4.9(
16
)

Serving Oceanside, CA and surrounding areas

Approved

In business since 2010

Free estimates

Emergency services offered

"Great guys really took the time to fully advise us on our options. We went with service, cleaning and small repair instead of new system. Can't be happier. System works great and really nice guys who take pride in a good job . My only options for ac work from now on is from Ahl air conditioning. Nice job guy's"
24 neighbors recently requested a quote
Recommended by73%of homeowners
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Showing 1-10 of 410

FAQs for air conditioning projects in Oceanside, 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 Oceanside, CA homeowners’ guide to air conditioning services

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