HVAC Services in Durham, NC — Repair, Installation & Maintenance
When your heating or air conditioning breaks down, you need a contractor you can trust to show up fast and fix it right the first time. GreenergyAir has been Durham trusted HVAC partner for over 25 years.
24/7 Emergency Service
Licensed Technicians
Our Services in Durham
AC Repair
Furnace
Heat Pumps
Maintenance
Air Quality
Duct Cleaning
Mini Splits
Fireplace 
Why Durham Homeowners Trust GreenergyAir
We know the homes, neighbourhoods and climate
HVAC emergencies don't wait for business hours. Our technicians are dispatched from our West Cary location — minutes from most of the city.
We use the Callahan Roach national flat-rate system — you know the price before we start. No hourly surprises, no hidden fees.
Our vans are fully stocked with parts for the most common systems. Most repairs are completed in a single visit — no waiting for parts or second appointments.
Our technicians call back after every repair to check everything is working correctly. Because we're not looking for a one-time transaction — we want to be your HVAC company for life.
HVAC Services in Durham, NC
From quick repairs to full system replacements, GreenergyAir handles every aspect of your home's heating, cooling, and air quality — all under one roof.
AC Repair & Installation
Fast, reliable air conditioning repair and new system installation across Durham. We service all major brands.
Learn more
Furnace & Heating Repair
Keep your home warm all winter. Same-day furnace diagnosis and repair across the Durham area.
Learn more
Heat Pump Services
One of the most energy-efficient options for NC homes. We install, repair, and maintain all heat pump types.
Learn more
HVAC Maintenance Plans
Our Residential Energy Savings Agreements keep your system running efficiently and help you avoid costly breakdowns.
Learn more
Indoor Air Quality
Breathe cleaner air. Air purifiers, UV systems, and high-efficiency filters — especially important during NC pollen season.
Learn more
Air Duct Cleaning
Dirty ducts spread allergens and reduce efficiency. Thorough, documented duct cleaning available across Durham.
Learn more
Mini-Split Systems
No ductwork? No problem. Flexible, efficient mini-splits for additions, garages, and older Durham homes.
Learn more
Fireplace Services
Gas fireplace installation, repair, and annual maintenance — keeping your Durham home cozy and safe.
Learn more
Appliance Services
From dishwashers to refrigerators — our technicians handle a wide range of home appliance repairs in Durham.
Learn more
Serving All of Durham, NC — Including Your Neighbourhood
GreenergyAir proudly serves homeowners throughout all of Durham, including Hope Valley, Croasdaile, Woodcroft, Parkwood, Falconbridge, Westover Hills, Hope Valley Farms, Brier Creek North, Treyburn, North Durham, South Square, Brightleaf. If you live in Durham, NC and need HVAC service, we're your local experts — just minutes away.
Customer testimonials
""These folks are amazing, they immediately responded when my A/C went out and were super professional, knowledgeable, and nice. Mark and Alec worked hard to repair my unit in a timely manner, and saved my life in this heat wave! Highly recommend!!!""
""Mark and his team came to fix our malfunctioning AC on the hottest of days. They circled back later in the day to make sure everything was working correctly. I can't think of a business with that type of commitment to excellence. They not only fixed them, they washed them!""
""GreenergyAir HVAC was able to come the same morning that I called. Mark was very helpful and professional and was able to fix the issue in under an hour. He conducted additional diagnostics to make sure everything was running optimally. Very much appreciated!""
""We had a great experience! After another company came out twice saying nothing was wrong, Mark came and was able to look at our AC unit and get us a new one all within 24 hours. Very professional, quick, and overall great service. Thank you!""
Frequently Asked Questions HVAC in Durham, NC
We offer 24/7 emergency HVAC service across Durham. Same-day appointments are available — call (919) 762-6267 any time.
We use the Callahan Roach flat-rate pricing system — you know the exact price before we start. No hourly billing, no surprise charges. This is our commitment to every Durham customer.
Yes — we work with property managers and landlords across Durham for both residential and light commercial HVAC work. We can set up maintenance agreements for multiple properties.
Full HVAC services — AC repair, furnace repair, heat pump installation, maintenance plans, duct cleaning, mini-splits, and indoor air quality systems.
Yes — NC State License #37063, NATE-certified, EPA-approved. Verify at nclicensing.org.
Ready to Book Your Durham HVAC Service?
Whether you need a routine tune-up, an emergency repair, or a full system replacement — the GreenergyAir team is ready.
(919) 762-6267 Book Online or email info@greenergyair.com Mon–Sun, 24h · Emergency service always availablReady for Expert HVAC Service in Durham, NC?
Call us now or book online. Same-day and 24/7 emergency availability across all of Durham and Wake County.
MJ with Greenergy
