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AC Maintenance & Tune-Ups in Middle Tennessee. 10% efficiency back, every year.

One visit a year keeps your system running clean, your warranty valid, and your energy bills from creeping up every summer.

1,000+ Five-Star Reviews | Financing Available | Licensed & Insured

Why Proactive AC Maintenance Matters

A Tennessee summer is brutal on your HVAC system. Without an annual tune-up, your air conditioner can lose up to 10% efficiency every year. Our certified technicians perform a deep-clean and safety inspection that prepares your unit for the “muggy” July heat, ensuring it runs perfectly when you need it most.

What’s Included in Our 21-Point Tune-Up?

We don’t just “look” at your system; we calibrate it for peak performance. Our maintenance includes:

Ready to take the guesswork out of your home comfort?

As Low As $12 per month

(for one system)

Why Your Neighbors Trust Petitt Heating & Cooling

Since 2010, the Petitt family has treated every Middle Tennessee home like our own. We aren’t a big national chain. Instead, we are a local team that believes in transparency and doing the job right the first time.

Every New Installation is Backed by the Petitt Promise:

Maintenance Plans That Pay for Themselves

A one-time professional tune-up in Middle Tennessee typically ranges from $89 to $150. However, most of our neighbors choose our maintenance plans to lock in year-round protection, safety, and savings.

Why join the Petitt family? 

Our members don't just get a cleaning; they get these exclusive advantages:
Lower Monthly Bills: A professionally cleaned and calibrated unit can improve system efficiency and lower your utility costs by up to 25%.
Warranty Protection: Most major brands require annual professional maintenance to keep your 10-year parts warranty valid. We provide the documentation you need to stay covered.
Front-of-the-Line Service: When the Tennessee heat hits or a winter freeze arrives, our members receive priority service and move to the top of our schedule.
Exclusive Repair Discounts: Should a repair ever be necessary, our plan members enjoy significant discounts on parts and labor.

Your Local Experts in Middle Tennessee Comfort

In Sumner, Robertson, and Davidson Counties,  the high humidity doesn’t just make you uncomfortable—it creates a “wet” environment inside your AC that leads to rust, mold, and clogged lines. We specialize in maintaining systems stressed by the Tennessee climate, restoring the crisp, dry comfort your family deserves.

The Petitt Promise highlights licensed and insured HVAC professionals, upfront pricing, proper system sizing, financing options, and trusted indoor air quality solutions across Middle Tennessee.

Frequently Asked Questions About AC Maintenance

How often should an AC unit be serviced?

Yes, most major HVAC manufacturers require proof of annual professional maintenance to keep your 10-year parts warranty valid. We provide the necessary documentation to ensure your investment stays protected.



Yes, professional maintenance directly reduces energy consumption by cleaning coils and optimizing airflow. When your system doesn’t have to work as hard to cool your home, it uses significantly less electricity.

A tune-up is proactive care for a working system designed to prevent future issues and maintain efficiency. A repair is reactive service for a system that has already failed or is showing signs of component damage. 

Yes, most major HVAC manufacturers require proof of annual professional maintenance to keep your 10-year parts warranty valid. We provide the necessary documentation to ensure your investment stays protected.

A standard precision tune-up usually takes between 60 and 90 minutes. During this time, our technicians perform a 21-point inspection to ensure every component of your system is functioning safely and efficiently.

You Can Count On Us!

We’re known for being honest, respectful, and thorough, offering the best HVAC and plumbing services throughout Sumner County, Davidson County, and Robertson County. If you own a home or business, be sure to trust in us for it all.