5.0 (1000+ Reviews)
HVAC Services in Gallatin, TN. Family-owned since 2010.
Serving Gallatin, TN and the surrounding Sumner County communities including Castalian Springs, Cottontown, Bethpage, and Westmoreland. Our family-owned team has kept homes across Gallatin comfortable since 2010 with fast, honest HVAC and plumbing service.
Comprehensive Heating & Cooling Services in Gallatin, TN
Gallatin sits along Old Hickory Lake in Sumner County, home to attractions like Bledsoe Creek State Park, Triple Creek Park, the Sumner County Museum, and Gallatin’s historic downtown. The mix of established neighborhoods and new developments means every home has different HVAC needs. Whether you’re in a historic property near downtown or a newer build near the lake, our technicians know how to size and maintain systems for Gallatin’s climate.
Air Conditioning Services
Gallatin summers put HVAC systems to the test. Our AC services cover installation, annual maintenance, and emergency repair for homes across the area. We diagnose warm air, refrigerant leaks, frozen coils, and short-cycling issues quickly, with same-day response available and a 12-hour guarantee for emergencies.
Heating Services
When Gallatin winters hit, you need a heating system that works the first time you turn it on. Our heating services cover furnace repair, heat pump installation, safety inspections, and full system replacements. Every installation includes our 10-year parts and labor warranty.
Indoor Air Quality
Middle Tennessee humidity affects indoor air quality year-round in Gallatin homes. We install air filtration systems, UV lights, whole-home dehumidifiers, and crawl space encapsulation to keep your indoor air clean and moisture levels balanced. Ideal for allergy sufferers and older homes with humidity issues.
Plumbing Services
From water heater installation to pipe and leak repair, our licensed plumbers serve Gallatin homes with the same standards as our HVAC work. Transparent pricing, no upsells, and clear communication before any repair begins.
- Reliable, licensed, and experienced technicians
- Fast response with honest, upfront service
- Proven local expertise trusted since 2010
UV Light Installations
Ensure your home’s air is free from harmful bacteria and viruses with cutting-edge UV light systems that help create a healthier environment for you and your loved ones, reducing airborne contaminants and improving overall indoor air quality. Breathe easier and enjoy peace of mind knowing your home’s air is clean and safe year-round.
Dehumidifiers & Humidifiers
Our advanced air filtration systems are designed to remove dust, allergens, and other pollutants from your Hendersonville home. These state-of-the-art solutions help create a healthier indoor environment, giving you peace of mind about the air you and your family breathe. Experience cleaner, fresher air in every room, ensuring optimal comfort and well-being.
Air Filtration Systems
Our advanced air filtration systems are designed to remove dust, allergens, and other pollutants from your Hendersonville home. These state-of-the-art solutions help create a healthier indoor environment, giving you peace of mind about the air you and your family breathe. Experience cleaner, fresher air in every room, ensuring optimal comfort and well-being.
Crawl Space Encapsulation
Safeguard your home’s foundation and improve indoor air quality with professional crawl space encapsulation in Hendersonville. This service prevents moisture buildup, reduces energy costs, and helps maintain a healthier living environment by minimizing allergens and mold risks. Keep your home protected and your air quality fresh with our expert crawl space encapsulation solutions.
The Petitt Promise
At Petitt Heating & Cooling, we stand behind our word and our work. This is our personal
commitment to your home’s comfort and your family’s well-being.
- The $500 Installation Guarantee: We respect your time. If our team does not show up on your scheduled installation day, we will pay you $500.
- 10-Year Peace of Mind: We don’t just install it—we stand by it. New installations include a full 10-year parts and labor warranty to protect your investment
- 12-Hour Priority Response We don't leave our neighbors in the heat or the cold. If your primary system fails, we guarantee a technician will be at your door within 12 hours.
- Certified Expertise: Our team holds TN Mechanical Licenses and EPA Certifications with over 50 years of combined industry experience.
Maximize Comfort & Savings in Gallatin—Join Our HVAC Maintenance Plan
Most homeowners know that regular HVAC maintenance is essential, but finding time to schedule those tune-ups can be a challenge. Luckily, Petitt Heating & Cooling offers an easy way to stay on top of your system’s upkeep with our convenient maintenance plans!
For as low as $12 per month, you’ll receive two thorough HVAC maintenance visits each year , along with discounts on parts and new systems. Here’s what you get with our plan:
- 10% off needed parts
- 5% off new systems
- Priority emergency service
- No overtime charges
- Appointment reminders
Contact Petitt Heating & Cooling in Gallatin, TN Today!
Ensure your home remains comfortable in every season by scheduling your next service with Petitt Heating & Cooling. As Gallatin’s trusted HVAC provider, we deliver the professional care and peace of mind you deserve for all your heating, cooling, and indoor air quality needs.
You Can Count On Us!
- Reliable, licensed, and experienced technicians
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.