AC Maintenance Keeping California Comfortable

Air Conditioning Maintenance in Corte Madera

Licensed, Veteran-Owned AC Tune-Up Service for Marin County Homes & Businesses

When your AC system hasn’t been serviced in a while, the risk isn’t just reduced comfort. It’s a breakdown on the hottest day of the year. Tech Air is a veteran-owned HVAC company serving Corte Madera and the surrounding Marin County area. Our fully licensed and insured technicians bring a straightforward commitment to every visit: no upselling, no padding the work order, just the service your system actually needs.

We serve both residential and commercial clients and offer same-day and weekend appointments so maintenance fits around your schedule, not the other way around. Free estimates are available, and our team has completed thousands of HVAC services across the region. If you’re ready to schedule, we’re ready to come out.

Call (415) 909-3599 or contact us online to schedule your air conditioning maintenance appointment today.

We Offer a Wide Range of Services, Including:

Why Air Conditioning Maintenance Matters in Marin County

Marin County’s climate is mild most of the year, but periodic heat events can push temperatures well above normal in a short stretch. An AC system that hasn’t been serviced is far more likely to struggle or fail when that sudden demand arrives. A properly maintained system can run more efficiently, can last longer, and can help reduce the risk of expensive mid-season repair bills that tend to follow deferred service.

Some issues, like worn evaporator coils, can cost less to address during a routine visit than after a full failure. Regular maintenance also keeps filters functioning and components clean, supporting better indoor air quality throughout your home or business.

What Our AC Maintenance Visits Cover

Tech Air performs comprehensive air conditioning maintenance for a wide range of systems, including central air and ductless configurations. A standard maintenance visit includes a full system inspection, coil cleaning, air filter check and replacement as needed, refrigerant level assessment, electrical component inspection, and thermostat verification. For central air conditioning systems, we also confirm that ductwork is functioning correctly and that the system is moving conditioned air efficiently throughout the space.

How Often Should You Schedule AC Maintenance?

Here’s a general guideline for Corte Madera homeowners and businesses:

Once a Year – Annual maintenance is the standard recommendation, ideally scheduled in spring before peak cooling season gets underway.
Every 6 Months – If your AC runs year-round or your property sees heavy cooling demand, bi-annual servicing helps maintain optimal performance.
After Heavy Usage – If your system ran continuously during a heat event, a follow-up tune-up can catch stress-related wear before it becomes a repair call.

Signs Your AC System Needs a Professional Tune-Up

A running AC isn’t always a healthy one. These warning signs indicate your system needs attention before a small issue becomes a larger problem:

Weak Airflow – Reduced airflow from vents often points to a clogged filter or ductwork obstruction.
Unusual Noises – Grinding, banging, or hissing sounds indicate mechanical problems that need prompt attention.
Rising Energy Bills – Climbing electricity costs despite normal usage may signal dirty coils or low refrigerant levels making the system work harder.
Uneven Cooling – Rooms that stay warm while others cool down can signal thermostat issues or duct leaks.
Frequent Cycling – An AC that switches on and off too often may be dealing with an airflow or refrigerant problem.

Catching these signs early can help keep repair costs down and your home comfortable through the full cooling season.

When AC Problems Go Beyond Routine Maintenance

Some symptoms point to something more than a tune-up. Knowing the difference helps you act faster. If you notice any of the following, it’s time to call for AC repair:

Not blowing cold air
Leaking water around the unit
Strange noises during operation
System won’t turn on
Programmable thermostat malfunctions

These symptoms can indicate evaporator coil issues, heat pump problems, or a severely clogged filter. A professional diagnosis can identify the cause. Call Tech Air and we can identify the problem and recommend the right fix.

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Start Today

With Our Experienced Team of Trusted Technicians

Call (415) 909-3599 or fill out the form below to get started with a free quote.

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What Our Customers Are Saying

We're the Coolest in the Business

We've earned a reputation as a trustworthy team of experts you can rely on. See what some of our past customers say about their service.

“Excellent Value”
“They are very professional, do timely work, and we are so happy with the quality of the job they performed. From start to finish we felt really good about working with Tech Air. Excellent value for their services.”

- Brad S.
“Great Service and Workmanship”
“Great service and workmanship. Colin and his team totally knew what they were doing, they were on time, efficient, and at a fair price. I highly recommend Tech Air - would give six stars.”

- Sarah A.
“I've Found My HVAC Person”
“It's really awesome when you can find someone honest with any kind of repair. Colin is thorough and patient. I would call him back in a heartbeat... it's great to know that I have found my HVAC person.”

- Biachi N.
“Can't Say Enough Good Things”
“Can't say enough great things about Collin and Tech Air. He had the problem diagnosed in literally 5 minutes, had a replacement part in his car, fixed my AC and it's like the arctic in here!”

- Gary W.

Ductless Mini-Split AC Maintenance in Marin County

Ductless mini-split systems have become increasingly common in Marin County, particularly in older homes that weren’t built with central ductwork. Like any cooling system, they require regular servicing to maintain efficiency and lifespan. Filter cleaning, coil inspection, and refrigerant checks are all part of a complete ductless maintenance visit. Neglected units can lose efficiency over time and can be more prone to refrigerant leaks and coil fouling.

Tech Air is a Mitsubishi Electric Diamond™ Elite Contractor, a designation earned by meeting Mitsubishi Electric’s standards for training, installation quality, and customer satisfaction. Whether you have a single-zone unit or a multi-zone setup, we perform comprehensive maintenance services that help keep your system running the way it was designed to.

Why Corte Madera Homeowners Choose Tech Air

There’s no shortage of HVAC companies serving Marin County, but a few things consistently set us apart.

Veteran-Owned, Integrity-First
Our veteran-owned status isn’t a marketing line. It reflects how we operate: honestly, reliably, and without the pressure tactics that make service calls frustrating.

No-Upsell Promise
Our technicians aren’t commissioned on parts or additional services. When we recommend a repair or replacement, it’s because the system needs it, and we’ll explain why.

Local Familiarity
Our team knows Marin County building codes and local energy requirements, so every maintenance visit accounts for what’s actually relevant to your property and climate.

Warranties and Financing
We back our services with warranties and offer financing options for clients who need flexibility. Contact us for details specific to your system and service.

See what our clients have to say on our reviews page.

Schedule Your AC Maintenance Appointment in Corte Madera

Marin County’s mild climate makes it easy to put off AC maintenance until something goes wrong. But the heat spikes that arrive without much warning are exactly when an unmaintained system is most likely to fail. Scheduling service before peak season means you’re better prepared when temperatures climb, your system can run more efficiently all summer, and you can reduce the chance of an emergency call. Our technicians work efficiently and with minimal disruption, and we offer same-day and weekend appointments to make scheduling simple.

Contact us online or call (415) 909-3599 to schedule your AC maintenance appointment today.

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AC Maintenance FAQ

Frequently Asked Questions

How do I know if my evaporative cooler is working properly?

There are a few signs that your evaporative cooler is not working properly. One sign is if the unit is not blowing any air. Another sign is if the unit is not cooling the air. Finally, if the unit is making strange noises, it could be a sign that something is wrong. If you notice any of these signs, contact us today for more information.
What is the difference between a central air conditioner and a ductless mini split air conditioner?

A central air conditioner is a single unit that is typically installed outdoors. A ductless mini split air conditioner is a two-part system that consists of an outdoor unit and an indoor unit. The outdoor unit pumps refrigerant to the indoor unit, which then blows cool air into your home. Ductless mini split systems are more efficient than central air conditioners because they don't lose any cool air through ductwork. Contact us today to learn more about the differences between these two types of air conditioners.
How often should I have my central air conditioner serviced?

It's important to have your central air conditioner serviced at least once per year. This will help ensure that it is running properly and efficiently. Our team of experienced professionals offer comprehensive AC maintenance services that will keep your system running smoothly all summer long. Contact us today to schedule a consultation!
What are the benefits of a central air conditioner?

There are many benefits to having a central air conditioner, including improved home comfort, increased energy efficiency, and improved indoor air quality. Central air conditioners are also very quiet, so you won't even know they're there! Contact us today to learn more about the benefits of a central air conditioner.
Why does my swamp cooler smell bad?

There can be a few reasons why your swamp cooler is smelling bad. One possibility is that the unit needs to be cleaned. If the evaporative cooler isn't cleaned regularly, dirt and dust can build up, which can cause the unit to smell bad. Another possibility is that the water reservoir needs to be emptied. If the water reservoir is full of algae or other contaminants, it can cause the unit to smell bad. Finally, if the air filters aren't replaced often enough, they can start to smell bad. Contact us today for more information about how to fix a smelly swamp cooler!
How often should I have my central air conditioner serviced?

Most experts recommend having your central air conditioner serviced at least once a year. Regular maintenance will help keep your system running efficiently and prevent expensive repairs down the road.

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The Tech Air Difference

Keeping California Cool

A Certified & Trusted Team

Our Tech Air certified technicians are fully licensed, insured, and vetted.
Weekend Appointments

If weekdays don't work for you, no problem - we can see you on the weekend!
Offering 100% Free Quotes

Call or contact us today to set up a free estimate with our expert technicians.
Financing Options Available

Your AC doesn't consult your wallet before it breaks, so we offer a variety of options.