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Marietta, GA HVAC Services
For over 45 years, Reliable Heating & Air has been a trusted provider of HVAC services in Marietta, GA. As the nation's leading Trane dealer, we are also proud to be known as one of Atlanta's most reliable HVAC contractors. We are dedicated to ensuring your home stays comfortable and safe throughout the year.
Whether it's a late-night repair or a brand-new system installation, the professionals at Reliable Heating & Air offer award-winning HVAC services at competitive prices. When your HVAC system breaks down, you need a pro that you can trust to do the job right. Having serviced many Marietta homes and businesses, including the Cobb County Fire Department and East Cobb Baseball complex, our licensed techs know how to properly repair or install any HVAC system.
We have served metro Atlanta since 1978 and help Marietta homeowners with all their heating and cooling needs. Our commitment to delivering quality HVAC services has earned us an A+ accreditation from the Better Business Bureau, along with numerous industry awards. These accolades reflect our dedication to 100% customer satisfaction, free estimates, and reliable HVAC solutions. Our skilled technicians provide fast, accurate diagnoses and cost-effective repairs to keep your home or business comfortable all year round.
We are proud sponsors of the McCleskey-East Cobb YMCA? We believe in giving back to our community and supporting organizations that make a difference.
We service all of Cobb County, including Marietta, Kennesaw, Smyrna, Acworth, and surrounding areas.
We are the Nation's #1 Trane dealer, but we service all makes and models, including Lennox, Carrier, Goodman, American Standard & Daikin. During the summer, the temperature in Marietta can exceed 90 degrees for long stretches, and that's when your Air Conditioner is most likely to fail. With over 200 trucks on the road and 300 technicians, Reliable can promptly repair, replace, and service your HVAC system.
With our comprehensive offerings, 24/7 emergency response, and highly trained crew of HVAC technicians, we provide top-level solutions for keeping your home's indoor climate the way it should be. We provide comprehensive HVAC service in Marietta, including:
If you are searching for a top-rated Grayson HVAC company, contact Reliable Heating & Air, Electrical, and Plumbing today and ask about our $25 off any repair coupon.
Save Your Money With
Comfort As A Service
Enjoy all the benefits of a new Trane heating & cooling system and NONE of the burden of costly repairs, maintenance, financing charges or coming out of pocket for unexpected thousands.
Our Many Options For
Financing
Reliable Heating & Air offers different financing programs for our customers and we help you find the program that's just right for you and your budget.
Marietta AC Repair Near Me
As your trusted Marietta air conditioning repair company, we provide fast, affordable air conditioning services to keep your home cool and comfortable. No matter the make or model of your AC unit, our skilled technicians have the tools and expertise to handle repairs efficiently. If it's time for a new system, we offer top-quality air conditioners and seamless installations to help you stay cool during Georgia's hot summers.
For over 45 years, we've specialized in central air systems, ductless units, and comprehensive AC services. From routine maintenance to emergency repairs, we ensure your Marietta home stays comfortable year-round. Whether it's replacing filters, optimizing airflow, or fine-tuning thermostats, we handle it all with precision.
If our inspection reveals issues beyond repair, we offer hassle-free AC replacement services to restore your comfort quickly.
When your air conditioning system malfunctions, you can count on us for prompt AC repair service. Our expert Marietta technicians respond quickly, often within two hours, to diagnose and resolve any issues. Before starting repairs, we provide a clear, upfront cost estimate, so there are no surprises.
Concerned about your AC's performance during the hot Georgia summers? Turn to us for reliable repair, maintenance, replacement, and installation services. Plus, take advantage of 24/7 emergency AC repair support and same-day appointments for your convenience.

AC Replacement in Marietta
Installing an air conditioning system on your own isn't recommended unless you're a certified HVAC technician. Without the proper expertise, you could make costly mistakes and decrease your system's efficiency. That's why it's best to trust a professional team for your AC installation in Marietta, GA.
We offer affordable AC installation services designed to keep your home cool and energy-efficient. Our experienced technicians provide fast, reliable service, ensuring the job is done correctly the first time. We guide you through every step of the installation process to help you choose the best system for your home and budget.
If your current AC unit is outdated, consider upgrading to one of our high-performance, energy-efficient air conditioners. You'll enjoy a cooler, more comfortable home while also seeing noticeable savings on your energy bills. Curious about the cost of AC replacement? Call us today for a free quote!
We also offer AC replacement in Cobb County, providing the same affordable and professional service to keep your home comfortable. Whether you're replacing an old unit or need a new installation, our team is here to help with reliable, energy-efficient solutions tailored to your needs. Contact us today for a free estimate!
Marietta Heating Repair and Heating Replacement
Getting your home ready for the colder months? We provide dependable HVAC services in Marietta, GA, including top-quality heating system installations and heating repair to keep your home warm and comfortable. Our team ensures quick and efficient installations so you're never without heat for long. We also offer same-day emergency service for furnace and heater repairs to keep your system running smoothly year-round.
From furnaces to heat pumps, our skilled technicians are equipped to evaluate, repair, and install a wide range of heating systems, including ductless options. Whether it's a minor furnace ignitor repair or a full system replacement, we've got you covered. We also specialize in heat pump repair and installation services.
Thinking about upgrading to a smart thermostat or need a furnace blower motor replacement? Our experienced team in Marietta ensures precise, reliable service. Contact us today to learn more about our heating solutions or to schedule an appointment!

Marietta Emergency HVAC Repairs
While cold winters aren't always a given in Marietta, GA, it's still essential to have a dependable heating system and a trusted HVAC repair company available 24/7.
When your furnace breaks down in the middle of winter, waiting isn't an option. That's why our team guarantees a technician will arrive at your home within three hours of your call. With a fleet of fully equipped service vehicles, we're always ready to provide emergency furnace repairs in Marietta.
Our heating repair and replacement experts are skilled and equipped to handle all types of heating systems. Whether you need routine maintenance, a quick fix, or a full furnace replacement, we offer cost-effective and efficient solutions. Our thorough diagnostics ensure we provide the best services for your:
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Smart Thermostats
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Furnace Ignitor
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Furnace Blower Motor
We stand by our work with a lifetime guarantee on expert heating repairs. For fast, reliable service, contact our Marietta furnace repair technicians today!

Indoor Air Quality Solutions in Marietta, GA
Indoor air quality is an often overlooked part of home maintenance, but it plays a crucial role in your family's health and comfort. Over time, air ducts can accumulate dust, mold, and allergens, negatively impacting the air you breathe.
In addition to our HVAC services, we offer professional indoor air quality solutions to help keep your home's air fresh and clean. Our services include:
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Humidifiers
If you're concerned about indoor air quality, our certified specialists use advanced techniques to remove dust and debris, ensuring your home's air is as clean as possible. Contact us today to learn more about our indoor air quality services!

Need a Marietta Emergency Plumber Near You?
Unexpected plumbing issues like pipe leaks, pipe bursts, or sewer line failures can cause major disruptions and potential damage to your home. When you need a reliable plumber in Marietta, GA, we're here to help.
At our HVAC and plumbing company, our team of certified professionals is dedicated to resolving your plumbing concerns quickly and efficiently while ensuring a smooth, stress-free experience. We prioritize your comfort and peace of mind with every service call. Whether you need Marietta emergency plumbing repairs, leak fixes, pipe replacements, water heater installations, water heater repair, water purification, or upgrades to your kitchen, bathroom, basement, outdoor, or laundry room plumbing, we've got you covered.
Looking for a trusted plumbing company in Marietta? Contact us today for expert service!
Electrical Services in Marietta, GA
We do more than just plumbing! Many home repairs require both plumbing and electrical expertise, and our licensed electricians are ready to assist with a wide range of electrical services. Whether you need an urgent repair or a home upgrade, we can handle it all in one visit.
Our electrical services include:
- EV Charging Stations
- Commercial Lighting
- Electrical Panel Services
- Emergency Electrical Repairs
- Generators
- Residential Electrical Services and Electrical Inspections
- Surge Protection
- Electrical Wiring
Need plumbing or electrical work in Marietta? Contact our team today for fast, reliable service!
Serving Marietta
Georgia
We're the nation's #1 Trane dealer.
We have an unbeatable warranty.
We offer more coupons than any other home service company.
We give our customers the BEST pricing.
With over 200 trucks and 300 technicians, we can get to you fast.
We never charge extra for after-hour or late-night service
Contact an Experienced Marietta HVAC Repair Company Near You
If you are searching for a top-rated Marietta HVAC repair company or need HVAC repair in Kennesaw, contact Reliable Heating & Air at 770-594-9969 for a Free Estimate.
When your Marietta home needs heating, cooling, or ventilation service, go to the one-stop source you can rely on for high quality service every time. Choose Reliable Heating & Air and get the maintenance and installation services you need at a price you can afford. Give our friendly team a call to learn more, or fill out our online form to schedule your free quote today.