Keep your home comfortable all year long with residential heating and cooling services from Action Air, Heating & Solar. With decades of experience and more than 75,000 comfort system installations, Action Air is the preferred choice for thousands of Southern California families!



Each commercial building has its own special heating and cooling requirements. Action Air, Heating & Solar can create a custom HVAC setup tailored specifically to your building’s needs. Save money and reduce ongoing maintenance costs with commercial HVAC services from Action Air, Heating & Solar!


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Emergencies happen! That’s why we have a 24-hour emergency technician available for you seven days a week. Day or night, we'll send one of our HVAC technicians to restore your comfort as soon as possible. Don’t wait—pick up the phone and call us at 800-400-4152!


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With rising electricity bills, there is no better time to go solar. We install industry leading solar products that offer both style and reliability. Go green and lower (or eliminate) your energy bills with solar panels from Action Air, Heating & Solar today!



Air Conditioning, Heating & Solar Services in San Diego & San Marcos

With decades of experience and more than 75,000 HVAC system installations under our belt, you can be sure that Action Air Conditioning, Heating & Solar has the experience, skills, and knowledge necessary to handle all your HVAC service needs. Our highly trained technicians always strive to exceed your expectations and provide you with the highest quality products and services available in the heating and cooling industry.

Although our home is in San Marcos, California, our NATE-certified technicians service the San Diego and Southern Riverside County areas.

HVAC Financing Available

We are a HERO-registered HVAC contractor serving San Marcos, San Diego, and surrounding California area homes. If you are unfamiliar with the HERO program, watch the video below to learn more about the HERO financing program available to all homeowners we serve.

Our Air Conditioning & Heating Services

From speedy air conditioner repairs on a sizzling San Diego day to heat pump replacements that increase your home’s energy efficiency, Action Air has all of your air conditioning and heating services covered. Our fully certified and factory trained technicians will always complete your service efficiently and exceed industry standards so your home can be comfortable season after season.

When you think your HVAC equipment isn’t living up to its potential or it’s time for your seasonal check-up, call Action Air for system maintenance for all of the heating and air conditioning systems in your home. In addition to checking the safety and functionality of your air conditioner, heat pump, or furnace, our technicians can identify and fix any minor issues before they become major problems!


No matter what kind of service you need for your home in the San Marcos/San Diego area, Action Air has you covered. Our HVAC company provides superior installation, repair, and maintenance services for the following:

In addition to these services, we can also provide zoning, duct cleaning, duct fabrication services, dryer vent cleaning, and more!


We also provide commercial HVAC services in San Diego, San Marcos, and throughout Southern Riverside County, California. Our commercial partners include businesses of all sizes and industries—from mom-and-pop brick and mortars to large industrial facilities and commercial office complexes.

Our team of engineers is one of the best in the industry and can transform your business’s finances by:

  • Minimizing energy waste
  • Maximizing heating and air conditioning efficiency
  • Designing custom HVAC systems for commercial properties (including retrofits and new construction)
  • Installing eco-friendly HVAC systems
  • Providing industry leading project management
  • Installing cutting-edge commercial HVAC systems

Whether you’re looking for design-build services, custom HVAC system fabrication, or making sure your business’s new heating and air conditioning system is LEED-certified and CALGreen approved, call Action Air today!

Forget Stocks! 4 Surefire Investments Your Future Self Will Thank You For!

Action Air Experts Share San Diego Energy & Money Saving Tips                  SAN DIEGO, CALIFORNIA (September 29, 2015) - The volatility of the stock market translates to high risk and high stress for …

Action Air Conditioning, Heating & Solar Wins Best of Ramona 2015!

Action Air Conditioning, Heating & Solar is excited to announce that we've won UT Best of Ramona 2 years in a row! Thank you to all our loyal Ramona Customers who voted us best Heating and Air Conditioning Company. Through …

40th Anniversary for Action Air Conditioning, Heating & Solar: Celebrating Four Decades of Creating Comfort in Southern California

Award Winning Action Air Conditioning, Heating, and Solar forecasts the family business’ expansion plans SAN DIEGO, CALIFORNIA (September 15, 2015) – For 40-years, Action Air based in San Marcos, California has been dedicated to helping families, businesses, and communities find comfort …

Win a Free Furnace!

What: 2015 San Diego Spring Home & Garden Show Action Air Conditioning, Heating & Solar is giving away a free Lennox ML 180 residential furnace with the purchase of an air conditioning system (estimated retail value $2,000) at the 30th …

2015 San Diego Spring Home Show

What: 2015 San Diego Spring Home Show Interested in solar energy but not sure where to start? Many homeowners are already enjoying the energy independence and financial savings that solar panels offer—but uncertainty on installation and costs can leave you …

San Diego Fall Home and Garden Show

Visit Action Air September 12-14, 2014 at the Del Mar Fairgrounds for the Fall Home and Garden Show.

Action Air Attains BPI GoldStar Contractor Accreditation

At Action Air Conditioning, Heating & Solar we recently were upgraded to the BPI GoldStar Contractor Program.

Del Mar Home Improvement Show

Visit Action Air April 11-13, 2013 at the Del Mar Fairgrounds for the Home Improvement Show.

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Solar Power in Your Home

At Action Air, we believe in clean, renewable energy—that’s why we offer the latest in solar technology products. When you install solar powered systems in your home, you’re not only saving money on your monthly bills, but you’re saving the environment as well. We provide solar financing and payment options that suit any budget so you can enjoy the benefits of solar power in your home. If you’re interested in learning more about solar power in San Diego and how it can save you energy, contact us today!


If you want to save money and extend the lifespan of your HVAC equipment, there’s nothing more important than regular maintenance. When you invest in our Action Rewards Club not only will you receive regularly scheduled maintenance at a discounted rate, but you will receive 10 percent off future repairs to your HVAC system. Learn more about our Action Rewards Club and maintenance agreements by contacting us today!

Action Air is Your Number One HVAC Company in Southern California

When you let Action Air take care of your heating and cooling needs in San Diego, you can always expect exceptional service—if you’re not happy, we’re not happy. We offer full warranties on all repairs and provide up-front pricing so you’ll always know what you’re getting when you work with us. All of our trucks are fully stocked and ready for you 24 hours a day, seven days a week so you never have to wait on your emergency repairs! Contact us today to schedule an appointment; one of our friendly representatives is waiting for your call!