San Jose CA AC Service & Repair | Call Our Air Conditioning Repair Pros

Need your AC system repaired in San Jose, CA? Our heating and cooling HVAC service experts do it all.

Expertise You Can Trust

With over a decade of experience and certified HVAC professionals, we provide reliable, high-quality AC repair, installation, and maintenance services. Our technical know-how ensures your system runs efficiently, giving you peace of mind and lasting comfort.

Fast, Dependable Service

When your AC breaks down, time is of the essence. At Sandium Heating & Air Conditioning, we pride ourselves on our quick response times and efficient service. We diagnose and fix issues swiftly, ensuring your home is cool and comfortable without unnecessary delays.

Comprehensive Solutions for Your Home

Beyond AC services, we offer a full range of HVAC and indoor air quality solutions, including heating services and duct cleaning. We aim to improve the overall comfort and energy efficiency of your home, providing solutions that save you money in the long run.

Our Partners

With Sandium, you’re not just getting a repair—you’re investing in the long-term performance of your air conditioning system. Our goal is to extend the life of your unit, improve its efficiency, and help you avoid costly repairs down the line. Trust us to provide fast, professional service that restores your comfort and peace of mind.

Need Your Air Conditioner Fixed? Call Our HVAC Pros!

When your air conditioner breaks down in the heat of San Jose, CA, you need quick and dependable service. At Sandium Heating & Air Conditioning, we specialize in high-quality AC repairs and maintenance, ensuring your home stays cool and comfortable all year long. Our team of certified HVAC experts is equipped to handle everything from routine maintenance to emergency repairs, always focusing on efficiency and reliability.

Get Your Air Conditioning Repaired ASAP | Call Today!

If your air conditioner is on the fritz, waiting to get it fixed can lead to bigger problems down the road. At Sandium Heating & Air Conditioning, we’re all about fast solutions—because the sooner your system is fixed, the sooner your home is comfortable again. We’re here to help, whether it’s a small issue or something more complex. Our team is dedicated to getting the job done right the first time, so you don’t have to worry about repeated breakdowns. Call us today at 408-894-9072, and let us help get your home back to the perfect temperature!

Don't just take our word for it

Our satisfied customers are our biggest advocates. Don't just take our word for it – hear what they have to say about their experience with Sandium.

Marcos, Carlos, & Pat did a really solid and thorough installation job (HERS leakage numbers are almost negligible).

Lisa Rose

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Came to repair a water heater and replace the damaged element. Friendly people, reasonable cost, and excellent quality of work.

Camila Mata

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Very quick to respond to initial quotes and easy to deal with. Great job with install, better price than others.

Tyler White

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They figured out the problem and got the furnace up and running very quickly.

Isaiah Jenkins

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The team from Sandium Heating and Air Conditioning was wonderful to deal with. He also offered common sense advice to ensure our system was up and running perfectly and the problem didn't reoccur.

Tyler Anderson

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They are very professional, timely, personable and knowledgeable and their prices are reasonable.

Jean Schmidt

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They are prompt and have a very reasonable pricing. Any issues get resolved the same day or the next, utmost.

Toni Lumpkin

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Excellent service from start to finish. Was professional. The team take real pride in their work and always offer advice and recommendations.

Schneider Katy

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Sandium Heating and Air Conditioning did a great job repairing our AC system. Friendly, tidy and a very neat job. Really pleased with the approach they took and kept us up to date.

Alax Alisha

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Did an amazing job, professional, friendly service. I didn't expect it to be so fast. In half a day I had my new heat/air up and running.

Larry Siegel

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My first inquiry about 40C Heatwave resulted in installers coming and installing a split air con system in a double bedroom within a day. They worked tirelessly and I am very pleased with the installation.

Gianna Estes

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Service Area

Areas we service

Atherton, Campbell, Cupertino, Hillsborough, Los Altos Hills, Los Altos, Los Gatos, Mountain View, Palo Alto, Portola Valley, Redwood City, San Carlos, San Jose, Santa Clara, Saratoga, Sunnyvale, Woodside

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Our Features

What makes us better

We've had over 20 years of experience in the industry.

Sandium Heating & Air Conditioning is a locally owned company proudly serving San Jose, CA, and surrounding communities. With over a decade of experience, we’ve built a strong reputation for providing reliable, expert HVAC services and focusing on customer satisfaction.

With Sandium, you’re not just getting a repair—you’re investing in the long-term performance of your air conditioning system. Our goal is to extend the life of your unit, improve its efficiency, and help you avoid costly repairs down the line. Trust us to provide fast, professional service that restores your comfort and peace of mind.

We’re not just here to fix problems—we’re here to provide long-term solutions that make your home more comfortable and energy-efficient. Whether it’s AC repair, installation, or maintenance, we’re committed to delivering high-quality results that you can depend on.

Frequently asked questions

Everything you need to know about and how we can help.

What types of air conditioning services do you offer?

At Sandium Heating & Air Conditioning, we offer comprehensive AC services, including installation, repair, and maintenance. Whether you need a new AC system, quick repairs, or seasonal tune-ups, our certified experts are equipped to handle all your air conditioning needs.

Why is routine AC maintenance important?

Routine AC maintenance is essential for extending the life of your system, improving its efficiency, and preventing unexpected breakdowns. At Sandium, we provide seasonal tune-ups to ensure your air conditioner runs smoothly, helping you avoid costly repairs and reducing energy costs.

How quickly can you respond to AC repair requests?

We understand how urgent AC issues can be, especially during the hot summers in San Jose, CA. Our team at Sandium Heating & Air Conditioning is dedicated to providing fast, reliable service, ensuring your system is up and running as quickly as possible.

What sets Sandium Heating & Air Conditioning apart from other HVAC companies?

Our deep commitment to customer satisfaction and technical expertise sets us apart. With over a decade of experience, we focus on providing long-term solutions, not just quick fixes. Our certified HVAC professionals deliver high-quality service that enhances your home's comfort and energy efficiency.

Join the Future of Home Comfort

Take the first step towards comfortable, energy-efficient, and stress-free living by scheduling a consultation with Sandium.