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HVAC Services in San Jose, CA

Providing Both Residential & Commercial Services

Whether your home HVAC system is showing signs of disrepair or if you're looking for a reliable company to install a brand new unit in your new office construction project, put your trust in our skilled team at DG Heating & Air Conditioning. Serving both residential and commercial property owners, we provide personal service and exceptional quality  at competitive prices. Our skilled technicians understand the importance of a job well done, and we guarantee that you'll be satisfied with our work.

Our services include:


To schedule your free heating and cooling estimate, contact us at (408) 669-3496 today!


Professional HVAC Installations & Replacements

When it is time to invest in a new heating or AC system, many people are not sure what will work for them. That is where our HVAC professionals come in. We specialize in providing homeowners and business owners with expert advice that can help them make the most informed decisions.

No matter the size of your home or your budget, we can assist you in finding an energy-efficient system that is right for your home and meets your heating and cooling needs. After you have chosen the perfect system, our techs will ensure that it gets installed correctly and is set up for optimal performance.

Local HVAC Repairs & Maintenance

Heating and air conditioning systems are designed to last for many years. Regular maintenance is a critical component of getting the most out of your unit. Our company offers preventative maintenance programs that can enhance the efficiency and longevity of your heating and AC systems.

We also provide fast and effective repairs when your system breaks down. When you call upon our team, we will quickly diagnose the problem, inform you of your options, and perform a high-quality repair.

Call Our Dependable HVAC Specialists Today!

At DG Heating & Air Conditioning, our goal is to ensure that you stay comfortable in your home or commercial property year round. Let our San Jose heating and air conditioning experts make sure that your HVAC system is in top-notch condition.


For fast and friendly service, contact (408) 669-3496 now. We service San Jose, the Southern Peninsula, and the surrounding areas.


Maximize Comfort and Efficiency with Regular HVAC Maintenance

Regular maintenance is essential for keeping your HVAC system running smoothly and efficiently. Our team of experienced technicians can provide professional maintenance services to ensure that your system is operating at its best. By scheduling regular maintenance, you can maximize the comfort of your home or business while also improving energy efficiency and extending the lifespan of your HVAC system.

Benefits of regular HVAC maintenance include:

  • Improved energy efficiency
  • Lower utility bills
  • Extended system lifespan
  • Reduced risk of breakdowns
  • Enhanced indoor air quality

Don't wait until your HVAC system breaks down – schedule regular maintenance with DG Heating & Air Conditioning to keep your system in top condition.

Commonly Asked Questions

What types of HVAC services do you provide in San Jose, CA?

We provide a wide range of HVAC services, including air conditioning repairs, maintenance, and installations, heater repairs and installations, air purification, heat pump solutions, air filtration system installation, air scrubber installation, UV lighting filtration system installation, replacing old duct work, and ductless heating and cooling solutions for both residential and commercial properties.

What are the benefits of regular HVAC maintenance?

Regular HVAC maintenance is essential for enhancing the efficiency and longevity of your heating and air conditioning systems. It can help prevent unexpected breakdowns, improve energy efficiency, and ensure that your system operates at optimal performance.

Do you offer preventative maintenance programs for HVAC systems?

Yes, we offer preventative maintenance programs to help homeowners and business owners keep their HVAC systems in top-notch condition. Our programs are designed to enhance system efficiency and longevity, ultimately saving you money on potential repairs and energy costs.

What should I consider when investing in a new heating or AC system?

When investing in a new heating or AC system, it's essential to consider factors such as the size of your home or commercial property, your specific heating and cooling needs, and your budget. Our HVAC professionals specialize in providing expert advice to help you make informed decisions tailored to your unique requirements.

How can I schedule a free heating and cooling estimate in San Jose, CA?

To schedule your free heating and cooling estimate, simply contact us at the provided phone number. Our team will be happy to assist you and address any questions or concerns you may have regarding our HVAC services.

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