Heating &

Air Conditioning

Providing heating and cooling services to the surrounding Raleigh/Durham area.

The Best in Health, Comfort, and Efficiency

We stay up to date with the latest and best products in the industry to optimize your home performance.

About Us

Ko-Z is a small four man operation out of Durham. With an emphasis on quality, we specialize in the residential setting. Our goal is to provide every customer with a personable and honest service experience that will leave you with peace of mind when it comes to your heating and cooling systems.

We offer service and installation as well as provide new construction and remodel services. My passion is for doing “Better HVAC” and offering solutions to keep homes healthy, efficient, and comfortable.

Our Services

Service/Repair

Providing solutions to get your system back up and running.
HVAC Installation

Improve the comfort, efficiency, and overall health of your home with a new HVAC system
Maintenance

Keep your HVAC system clean and running efficiently with seasonal maintenance.
New Construction & Remodel Services

We provide ground up services for your projects. From Manuals J, S & D design, all the way to the execution of the duct and equipment installation
Healthy, Efficient, Comfortable

In our climate here in the triangle, We need to pay extra attention to the air quality of our home. Supplemental dehumidification has become a must. Ask us about the best strategies for deploying ERV’s, ventilating dehumidifers, and high MERV filtration to keep the air you breathe healthy!