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Top-Rated Air conditioning pros in Nipomo - Updated Nov 2026

Avatar for Design Air Heating and Air Conditioning
Design Air Heating and Air Conditioning
4.7(
69
)
Central A/C - Service or RepairCentral A/C - Service or Repair - For BusinessCentral Humidifier - Repair or Service

Serving Nipomo, CA and surrounding areas

Approved

In business since 2015

Free estimates

Warranties offered

"Ethan and Chris installed a new mini split AC system in our Morro Bay home a few months ago and we have only needed to use the fan until last week when we used the AC part of the unit for the first time. It works great and we are very happy to be able to cool our living, dining and kitchen area with this unit. Ethan gave us the best bid and his installation was fast and professional. We would recommend Design Air and the mini split system to anyone needing to cool a part of your home without installing a central air conditioning system. Thank you Ethan and Chris!"
New Trane furnace
New 80,000 BTU output Trane furnace
Old unlined fiberglass duct
Old unlined fiberglass duct
Old leaky unlined fiberglass ducts

+9

Response time6 hrs
Recommended by98%of homeowners
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Avatar for Paso Robles Heating and Air
Paso Robles Heating and Air
4.8(
44
)
Central A/C - InstallCentral A/C - Service or RepairCentral A/C - Install - For Business+12 more

Serving Nipomo, CA and surrounding areas

Approved (Corporate)

In business since 1983

Free estimates

Emergency services offered

"From start to finish Paso heating and air-condition did an excellent job"
Install of 2 brand new top of the line HVAC efficiency units.
Tankless water heater install and jetting.
Install of 2 brand new top of the line HVAC efficiency units.
Tankless water heater install and jetting.
Install of 2 brand new top of the line HVAC efficiency units.

+5

Response time10 hrs
Response rate100%
9 neighbors recently requested a quote
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Avatar for Seaside Air
Seaside Air
4.8(
49
)
Central A/C - Service or RepairCentral A/C - Service or Repair - For Business

Serving Nipomo, CA and surrounding areas

Approved

In business since 2001

Free estimates

Emergency services offered

"I live in Utah. I went through Home Advisor to find someone to fix Grandma's heat. Grandma said it was 47 degrees in her place. Seaside Air had Grandma's heater fixed in a couple hours. So grateful! Thank you!!!"
Response time4 hrs
1 neighbors recently requested a quote
Recommended by95%of homeowners
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Avatar for Premier Heating and Air LLC
Premier Heating and Air LLC
5.0(
16
)
Central A/C - InstallCentral A/C - Service or RepairDuctless Mini-split A/C - Install or Replace+2 more

Serving Nipomo, CA and surrounding areas

Approved

In business since 2022

Free estimates

Warranties offered

"Premier was extremely responsive, reasonably priced and went out of their way on short notice to accommodate installing a full Central Air system in our home.. Tough to find great work like this now days. Thank you guys"
Response time1 day
6 neighbors recently requested a quote
Recommended by93%of homeowners
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John Dittenhoefer
4.9(
72
)
Central A/C - InstallCentral A/C - Install - For BusinessCentral A/C - Service or Repair+4 more

Serving Nipomo, CA and surrounding areas

Approved

In business since 1998

Free estimates

Emergency services offered

"Very pleased with the install of a new furnace and air conditioning system. They showed up on time and they were courteous and professional. I got price quotes from two other companies, John's price was the lowest. I feel as though I got the best equipment and installation, in addition, they provided more system improvements than the other two companies offered. It was a good decision to have chosen John!"
Response time2 days
Response rate90%
1 neighbors recently requested a quote
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Avatar for Bee Right There Heating & Air
Bee Right There Heating & Air
5.0(
8
)
Central A/C - InstallCentral A/C - Service or RepairCentral Air Cleaner - Install or Replace+1 more

Serving Nipomo, CA and surrounding areas

Approved

In business since 1994

Free estimates

Emergency services offered

"Shawn performed furnace maintenance and inspection, subsequently replaced some parts after showing me pictures of problem areas. Clear explanation, reasonable pricing, swift repair. Overall, thoroughly professional and personable, no upselling...excellent service, recommend without qualification."
18 Seer Inverter Heat Pump Retrofit
Upflow Furnace & A/c Split System in Garage
Additional Photos
New Split system A/C
Mitsubishi Hyper Heat Heat Pump For Cold Climate

+8

Response time1 day
Response rate100%
Recommended by37%of homeowners
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Avatar for Wighton's Electric, Plumbing, Heating, and Air
Wighton's Electric, Plumbing, Heating, and Air
4.4(
80
)
Central A/C - InstallDuctless Mini-split A/C - Install or ReplaceSwamp Cooler - Install or Replace+12 more

Serving Nipomo, CA and surrounding areas

Approved (Corporate)

Super Service Award Winner

In business since 1953

Free estimates

Emergency services offered

"The Wighton's team did a very professional, thorough job. They were very prompt and courteous. They kept everything very clean. The units that they installed work beyond my expectations. I'm very please with the service I received, and would not hesitate to hire them again."
Install brand new, high efficiency units with mount.
Installing brand new and high efficiency units
Install brand new, high efficiency units with mount.
Installing brand new and high efficiency units
Installing brand new and high efficiency units

+14

Response time1 day
Response rate100%
32 neighbors recently requested a quote
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Avatar for SoCal Climate Control - Santa Barbara
SoCal Climate Control - Santa Barbara
4.2(
407
)
Central A/C - Service or RepairCentral Air Cleaner - Install or ReplaceCentral A/C - Install+3 more

Serving Nipomo, CA and surrounding areas

Approved

In business since 2018

Free estimates

Emergency services offered

"Friendly quality air conditioning estimate"
4 neighbors recently requested a quote
Recommended by88%of homeowners
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Avatar for Wighton's Electric Plumbing Heating & Air Conditioning
Wighton's Electric Plumbing Heating & Air Conditioning
4.5(
127
)
Central A/C - InstallCentral A/C - Install - For BusinessDuctless Mini-split A/C - Install or Replace

Serving Nipomo, CA and surrounding areas

Approved

In business since 1981

Free estimates

Emergency services offered

"Very through yearly maintenance on two heating and air conditioning systems with a comprehensive report on system operation presented when maintenance is complete. A professional and highly detailed service."
Home Repipe
Home Repipe
Water Heater
Water Heater
AC System Installation

+1

Response time4 days
2 neighbors recently requested a quote
Recommended by91%of homeowners
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Avatar for Ace Heating & Air Conditioning LLC
Ace Heating & Air Conditioning LLC
4.8(
7
)
Central A/C - Service or RepairCentral A/C - Service or Repair - For BusinessCentral Air Cleaner - Repair or Service+4 more

Serving Nipomo, CA and surrounding areas

Approved

In business since 2006

Free estimates

Small jobs welcome

"I not only had an old furnace replaced but also had whole house air conditioning added. Very professional family business. Their estimate beat out two other HVAC businesses here in Lompoc⠦⠦ one of them by thousands of dollars. It paid to get three estimates. Daniel was easy to work with and honest. One of the other HVAC businesses in Lompoc is interested in selling you all kinds of stuff that increased his estimate by thousands of dollars. I highly recommend Ace Heating & AC."
closet heater changout
closet changout
closet changout
closet changout
closet changout

+14

Response time12 hrs
Response rate88%
2 neighbors recently requested a quote
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FAQs for air conditioning projects in Nipomo, 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 Nipomo, 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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