Welcome to CoolLife Heating and Air: Your Local HVAC Installation Specialists in Kennesaw, Georgia

At CoolLife Heating and Air, we know that replacing your HVAC system is a big decision—and one that impacts your comfort, energy efficiency, and peace of mind for years to come. That’s why our team of experienced professionals is committed to making the replacement process smooth, stress-free, and tailored to your specific needs.

Whether your current system is outdated, struggling to keep up, or constantly in need of repairs, we’re here to help you upgrade with confidence. From helping you choose the right high-efficiency equipment to expert installation and follow-up support, CoolLife delivers honest advice, top-tier service, and lasting comfort for your home or business.

Replace. Refresh. Relax. CoolLife Has You Covered.

When your home’s comfort is on the line, CoolLife Heating and Air delivers residential HVAC replacement services you can trust. If your system is over 10 years old, constantly breaking down, or struggling to keep up with Georgia’s extreme seasons, it might be time for an upgrade.

We replace all major components of your home’s HVAC system, including:

• AC Coils – Improve cooling efficiency and airflow

• Heat Pumps – All-in-one heating and cooling for year-round comfort

• Furnaces – High-efficiency gas and electric models

• Air Handlers – Quiet, efficient indoor air circulation

Our licensed technicians guide you through every step of the replacement process—from system sizing and equipment selection to expert installation and final testing. We prioritize energy efficiency, long-term savings, and comfort for your whole family.

Ask about our financing options and 10-year warranties!

📞 Schedule your free in-home estimate today.

Keep Your Business Cool, Comfortable, and Efficient

At CoolLife Heating and Air, we specialize in commercial HVAC equipment replacement for businesses across Georgia. Whether you’re upgrading an aging system or expanding into a new space, we deliver efficient, code-compliant solutions designed to keep your operations running smoothly—no matter the season.

Our experienced technicians assess your building’s unique requirements and install high-performance systems that lower energy costs, reduce downtime, and improve indoor air quality. We replace and install a wide range of commercial HVAC systems, including:

• Rooftop units (RTUs)

• Packaged HVAC systems

• Split systems

• Commercial-grade furnaces and air conditioners

• Thermostat and control systems

• Ductless mini-splits for server rooms or specialty zones

We work with leading brands and offer expert guidance every step of the way—from planning and permitting to final inspection. With CoolLife, you get trusted service, transparent pricing, and long-term performance.

Need to replace your commercial HVAC system?
📞 Call now or request a quote online.

What We Replace

• Central Air Conditioning Systems

• Gas & Electric Furnaces

• Heat Pumps

• Smart Thermostats & Controls

• Indoor Coil & Air Handler Systems

• Ductwork Solutions (optional upgrades)

Our Process

1. Free in-home consultation

2. Personalized system recommendation

3. Professional installation

4. System testing & walkthrough

5. Ongoing support from our CoolLife team

Why Choose CoolLife

• Licensed & experienced HVAC technicians

• Top-rated, energy-efficient equipment

• Honest pricing & flexible financing

• 10-year manufacturer warranties available

• Fast and clean installations