HVAC installation, maintenance, and repair in San Diego!
Ensure your home's comfort with our expert HVAC services. Get your Free Estimate today and enjoy $1000 off on a new AC system!
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21+ Years Experience
Up to 10 years warranty
21,465 jobs!
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Reviews
Hear Directly from Our Satisfied Customers
Why the new HVAC system
Discover the Benefits
of a New HVAC System
of a New HVAC System
Upgrading your HVAC system is a smart investment in your home's comfort and efficiency. Enjoy lower energy bills, enhanced air quality, and cutting-edge technology designed to meet your needs.
Save up to 30% on energy bills with advanced HVAC systems.
Enjoy savings of up to $500 annually with energy-efficient models.
Breathe cleaner air with advanced filtration systems.
Experience a peaceful home with noise-reducing technology.
Tailor your home's climate with programmable thermostats.
Don't miss out on the offer
Get $1000 Off on a New AC System!
Take advantage of our limited-time offer and upgrade to a new, energy-efficient AC system
Claim Your Offer Now!
- $1000 Off New AC System
- Free Estimate
- Up to 10 Year Parts and Labor Warranty
Fill out the form to claim your discount and schedule your Free Estimate.
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Services
Save on Energy Bills with Our Efficient HVAC Solutions
Efficient HVAC installations and replacements to ensure optimal home comfort and energy savings
Installation / Replacement
Fast and reliable repairs to keep your HVAC system running smoothly
Repair
Regular maintenance to extend your system’s lifespan and improve performance
Maintenance
Possible problems
Having trouble with your HVAC? We know the solution!
A/C Issues
Heat Pump Issues
Furnace Issues
- Lack of Cooling: The A/C isn't cooling the air despite running.
- Weak Airflow: Air is coming out of the vents with weak force.
- Noisy A/C: The A/C makes strange or loud noises when operating.
- Bad Odors: Unpleasant smells are coming from the A/C unit.
- Water Leaks or Dripping: The A/C is leaking or causing indoor condensation.
- Frequent Cycling: The A/C frequently turns on and off, failing to maintain a consistent temperature.
- High Energy Bills: The A/C is running inefficiently, causing higher energy consumption.
- Uneven Cooling: Different rooms are cooled unevenly or inadequately.
- Frozen Evaporator Coils: The evaporator coils are covered in ice, hindering normal operation.
- Faulty Thermostat: The thermostat isn't accurately measuring temperature or controlling the system properly.
- Refrigerant Issues: There is a refrigerant leak or low refrigerant levels.
- Compressor Problems: The compressor is not starting or is operating intermittently.
- Dirty Filters: Clogged or dirty air filters are reducing air quality and cooling efficiency.
- Electrical Component Issues: Blown fuses, broken wires, or faulty relays are causing problems.
- Drainage Problems: A clogged drain line is leading to water buildup.
A/C Issues
- Insufficient Heating or Cooling: The heat pump isn't adequately heating or cooling the space.
- Constant Running: The heat pump runs continuously without cycling off.
- Unusual Noises: The heat pump makes strange or loud noises during operation.
- Frozen Outdoor Unit: Ice buildup on the outdoor unit is preventing proper function.
- Refrigerant Leaks: Low refrigerant levels or leaks are affecting performance.
- Uneven Temperature Distribution: Inconsistent temperatures throughout the home.
- High Energy Bills: Increased energy consumption due to inefficiency.
- Blowing Cold Air in Heat Mode: The heat pump is blowing cold air when it should be heating.
- Thermostat Issues: The thermostat is not accurately regulating temperature.
- Poor Airflow: Weak airflow from vents, indicating a blockage or issue with the blower.
- Short Cycling: The heat pump turns on and off frequently, failing to maintain the desired temperature.
- Water Leaks: Water leaking from the indoor unit, possibly due to drainage issues.
- Electrical Problems: Faulty wiring, blown fuses, or tripped breakers affecting operation.
- Unresponsive Controls: The heat pump doesn't respond to thermostat or remote control settings.
- Dirty Coils: Accumulated dirt and debris on coils reducing efficiency and performance.
Heat Pump Issues
- No Heat: The furnace is not producing any heat.
- Insufficient Heating: The furnace is not adequately heating the space.
- Frequent Cycling: The furnace turns on and off frequently.
- Constant Running: The furnace runs continuously without shutting off.
- Unusual Noises: The furnace makes strange or loud noises during operation.
- Pilot Light or Ignition Problems: Issues with the pilot light or electronic ignition.
- Blower Issues: The blower runs constantly or doesn't run at all.
- Dirty Filters: Clogged or dirty air filters reducing airflow and efficiency.
- Thermostat Malfunctions: The thermostat is not accurately regulating temperature.
- High Energy Bills: Increased energy consumption due to inefficiency.
- Gas Leaks: Smell of gas indicating a potential leak.
- Yellow Pilot Light: The pilot light is yellow instead of blue, indicating a problem.
- Uneven Heating: Inconsistent temperatures throughout the home.
- Carbon Monoxide Leaks: Potential carbon monoxide leak due to cracks in the heat exchanger.
- Electrical Problems: Faulty wiring, blown fuses, or tripped breakers affecting operation.
- Delayed Ignition: Delay in the furnace igniting, causing a buildup of gas.
- Blocked Vents or Ducts: Obstructions in the vents or ducts reducing airflow.
- Flame Sensor Issues: The flame sensor is dirty or faulty, causing the furnace to shut down.
- Blowing Cold Air: The furnace blows cold air instead of warm.
- Water Leaks: Water leaking around the base of the furnace.
Furnace Issues
About us
Why Our Clients Stay with Us and Recommend Us to Their Loved Ones
With 21 years of expertise in the HVAC industry, our seasoned professionals deliver top-notch service.
Experience and Professionalism
Enjoy peace of mind with a 12-year parts and labor warranty on EPR-certified products, ensuring reliability.
Long-Lasting Warranties
We install only high-efficiency, modern systems designed to save you money on energy bills.
Energy-Efficient Solutions
Our commitment is to your comfort and satisfaction, ensuring top-notch service and a hassle-free experience every time.
Customer Satisfaction Guarantee
HVAC Systems Installed
1
Ongoing Maintenance Clients
1
Years of Industry Experience
1
Contact Us – We're Here !
Need HVAC services? Our team is available around the clock to ensure your home stays comfortable.
Project gallery
Modern HVAC Installations That Blend Efficiency and Innovation
Available from 7 a.m. to 7 p.m.
FAQ
Frequently Asked Questions
New HVAC systems are more energy-efficient, potentially reducing your energy bills by up to 30%. They also offer improved air quality controls and quieter operation.
The cost of installing a new system varies based on the type of equipment and your home's specifics. We offer free estimates and financing with 0% interest for 12 months.
It's recommended to service your HVAC system twice a year—once in the spring and once in the fall. This helps prevent breakdowns and keeps the system running efficiently.
Our maintenance service includes checking and cleaning all system components, replacing filters, checking refrigerant levels, and ensuring the system is operating correctly.
Installation typically takes 1 to 2 days, depending on the complexity of the project. We work quickly and efficiently to minimize any inconvenience to you.
Modern HVAC systems generally last between 10 to 15 years with proper maintenance. We also offer a 12-year warranty on all work and parts.
Yes, we offer a 12-year warranty on all installations and equipment, ensuring reliability and peace of mind.
Yes, we offer flexible financing options with 0% interest and no down payment for 12 months. This makes investing in a new system easier without significant upfront costs.
We provide 24/7 support to address any HVAC issues promptly, no matter the time of day.
Our specialists offer free estimates and will help you choose the best system based on your home's size, climate conditions, and budget.
Got Questions? We're Here to Help!
If you have any questions or need further information about our HVAC services, don’t hesitate to reach out.
Our team is ready to assist you with expert advice and personalized solutions to meet your needs.
Our team is ready to assist you with expert advice and personalized solutions to meet your needs.
Fill out the form below, and one of our friendly experts will get back to you shortly.
Available from 7 a.m. to 7 p.m.
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Cookies Policy
Disclaimer
United HVAC Repair & Installation© 2025 The content on this website is owned by us and our licensors. Do not copy any content (including images) without our consent.
Contact
Available from 7 a.m. to 7 p.m.
United HVAC Repair & Installation
14443 Penasquitos Dr apt 5120, San Diego, CA 92129
San Diego
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+1 (858) 500-3616
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