It's Always 72 Degrees With Us! 72 Degrees is proud to serve Apex, NC. Wake County and the Southern surrounding areas of central North Carolina. We offer full HVAC services including heating and ac repair services. Our customer care representatives are available to assist you 24 hours a day, 7 days a week. Our mission is to keep you and your family comfortable 24/7 backed by our Ironclad Heating and Cooling Guarantees that no-one else is willing to offer.