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Heating & Air Conditioning in Brentwood, CA

Stay comfortable year-round with expert heating and air conditioning services from Stewart Heating, Plumbing & Air Conditioning in Brentwood, CA. Call today!

Whether you're dealing with summer heat or the winter cold, a reliable HVAC system is the key to year-round comfort. At Stewart Heating Plumbing Air Conditioning, we specialize in delivering top-tier heating & air conditioning in Brentwood, CA, ensuring efficient, high-quality solutions tailored to your needs. Book an appointment with us now.

Upgrade Your Comfort with Professional HVAC Installation

Is your current heating or cooling system struggling to keep up? An outdated or inefficient HVAC system can lead to high energy bills, uneven temperatures, and frequent breakdowns. Upgrading to a modern, energy-efficient system can transform your indoor climate while reducing costs.

  • Precision Installation: Our team of certified technicians install top-of-the-line HVAC systems designed for maximum efficiency and long-term performance. We ensure every component is set up correctly so you can enjoy consistent comfort year-round.
  • Personalized Solutions: Every home and business is unique, and so are your heating and cooling needs. We carefully assess your space, lifestyle, and energy goals to recommend the ideal system that fits your requirements and budget.
  • Energy Savings: Modern heating and cooling units are engineered to use significantly less energy while delivering superior performance. This not only helps you stay comfortable but also reduces your environmental footprint and monthly utility costs.

Upgrade your HVAC system for year-round comfort, energy efficiency, and reliable performance. Our expert installation and advanced technology ensure the perfect indoor environment for your home or business.

Pro Tip: Investing in a high-efficiency HVAC system can save you up to 30% on energy bills. Ready to upgrade? Get a system estimate now!

A group of technicians working on a ductless AC system together

Fast & Reliable HVAC Repairs—We Fix It Right the First Time

A malfunctioning heater in the winter or a failing AC in the summer can quickly disrupt your comfort and peace of mind. No one wants to deal with freezing nights or sweltering days because their HVAC system isn’t working. That’s why our skilled technicians are here to provide prompt, expert HVAC repairs to get your system back up and running as quickly as possible, so you can get back to feeling comfortable in your home.

  • Emergency Service: HVAC issues often happen at the worst times, but we’re ready to help when you need it most. Our team provides fast, reliable repairs to address your heating or cooling problems right away, no matter when they occur.
  • Comprehensive Diagnostics: We don’t just fix the symptoms; we find the root cause. Our technicians use advanced tools and expertise to pinpoint the exact issue, ensuring a long-lasting solution that keeps your system operating efficiently.
  • All Makes & Models: Whether you have the latest high-tech system or an older unit, we have the knowledge and experience to repair any brand or model. No matter your setup, we’ll get it working like new again.

Your comfort is our priority, and we’re here to help you maintain it all year round, no matter the season. Whether it’s keeping your home cozy in the winter or cool and refreshing in the summer, our team is dedicated to ensuring you always feel at ease.

Quick Tip: If your system is making unusual sounds, cycling on and off frequently, or failing to maintain temperatures, it’s time for a repair.

Prevent Costly Breakdowns with Routine Maintenance

Routine maintenance is the key to maximizing the life of your HVAC system and avoiding costly repairs. Just like a car, your heating and cooling system needs regular tune-ups to perform efficiently.

  • Lower Utility Bills: A well-maintained HVAC system runs more efficiently, using less energy to heat or cool your home. This means lower energy bills and fewer surprises when it’s time to pay. Over time, the savings can really add up!
  • Longer System Lifespan: Preventive care helps reduce wear and tear on your system’s components, preventing small issues from turning into major problems. With regular maintenance, your unit can last years longer, saving you the expense of an early replacement.
  • Improved Air Quality: Dust, dirt, and allergens can build up in your HVAC system over time. Routine cleaning ensures cleaner air is circulating in your home, which is especially important for those with allergies or respiratory issues. You’ll breathe easier knowing your system is working to keep the air fresh and healthy.

Regular maintenance not only protects your investment but also makes your home more comfortable, energy-efficient, and safe year-round.

Pro Tip: HVAC systems should be serviced at least twice a year—once before summer and once before winter. Book your maintenance appointment today!

Indoor Air Quality Solutions—Breathe Cleaner, Healthier Air

Did you know the air inside your home can be up to five times more polluted than outdoor air? Poor indoor air quality can cause allergies, asthma, and respiratory issues. We offer solutions to keep your air fresh and clean:

  • Air Purifiers & Filtration Systems: Designed to remove pollutants, allergens, pet dander, bacteria, and odors, these devices ensure cleaner, healthier air for a safer, more comfortable home.
  • Humidifiers & Dehumidifiers: Keep indoor humidity just right. Humidifiers prevent dry skin and respiratory discomfort, while dehumidifiers reduce excess moisture, preventing mold, mildew, and dampness that can harm your health and home.
  • Duct Cleaning & Sealing: Boost your HVAC system’s efficiency by removing dust, allergens, and contaminants from your ducts. Sealing prevents leaks, improves airflow, saves energy, and promotes fresher indoor air.

Let us help you create a safer, more comfortable indoor environment for you and your family. Breathe easier knowing your home is in good hands!

Quick Tip: If you notice excessive dust, musty odors, or worsening allergies, your indoor air may need attention. Contact us for a consultation!

Why Choose Stewart Heating Plumbing Air Conditioning?

For over 50 years, we’ve been the trusted choice for heating & air conditioning in Brentwood, CA, proudly delivering reliable service and unmatched expertise. Whether it’s keeping you cool in the summer or warm in the winter, we’ve built a reputation on quality, commitment, and care. Here’s what sets us apart:

  • Decades of Experience: Since 1974, we’ve been proudly serving Brentwood and the surrounding areas with reliable HVAC solutions that stand the test of time. Over the years, we’ve built a reputation for trust, quality workmanship, and long-lasting results. Whether it’s heating, cooling, or ventilation, we bring decades of expertise to every project.
  • Certified Technicians: Our team of highly trained and certified technicians specializes in handling all types of HVAC systems with precision and professionalism. From installations and repairs to routine maintenance, we ensure every job is done right the first time, using the latest tools and techniques.
  • Satisfaction Guaranteed: Your comfort is our mission. We take immense pride in our work and back it up with a firm commitment to excellence. If you’re not satisfied, we’re not satisfied. That’s why we go above and beyond to ensure every customer is happy with the results, no matter the size of the job.
  • Transparent Pricing: No hidden fees, no surprises—just honest, upfront quotes you can trust. We believe in clear communication, so you’ll always know exactly what to expect before we start any work. Our goal is to provide high-quality service with integrity and fairness. We also provide financing options.

From routine maintenance to system installations, we’re here to make your home as comfortable as possible. Your comfort is our priority! Experience the difference with Stewart Heating Plumbing Air Conditioning.

Book Your Heating & Air Conditioning Service Today!

Don’t wait until your HVAC system breaks down—whether you need installation, repair, or regular maintenance, Stewart Heating Plumbing Air Conditioning is here to keep your home running smoothly. With years of experience and a reputation for excellence, we provide top-notch heating & air conditioning services in Brentwood, CA, tailored to your needs. From ensuring your system runs efficiently to helping you save on energy costs, our trusted team is committed to your comfort. Stay comfortable all year long—call us today and let us take care of your home’s heating and cooling needs!

Stay Comfortable, Call Us Today!

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Customer Testimonials

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Very professional and complete. I would recommend Stewart to anyone. Highest quality of workmanship and clean installation.

Roger S.
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Stewart Heating Plumbing Air Conditioning just did some work for us for the first time. They did an installation at my home and it turned out well. I thought the price was fair and I definitely would use them again. The technicians were very friendly and knowledgeable about their work. I highly recommend Stewart Heating Plumbing Air Conditioning and already told friends to use them.

Sami S.
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We have been using Stewart Heating Plumbing Air Conditioning since 1995. They put the original heating and air unit in the house, and we have just stayed with them. They are dependable and honest people, and they have done a good job for us every time that we have used them!

Thomas M.
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They came and did an inspection and are coming tomorrow to do the repair.

Talia T
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They replaced a regulator the first time, and then the water heater vent had to be replaced. They did great work.

Grand G
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The gentleman that serviced us was helpful, insightful, and knew what he was talking about. Overall, it was a great experience.

Gordon S