We'll go the extra mile for you The HVAC contractors at Certified Heating & Air Conditioning, LLC work hard to make sure your residential or commercial system runs properly year-round. We’re the company to call for: HVAC installations HVAC repairs Preventive maintenance HVAC replacements HVAC retrofits HVAC cleaning We offer preventive maintenance agreements so you can rest easy knowing your HVAC unit will work properly during every season. Schedule an appointment with Certified Heating & Air Conditioning, LLC by calling 910-858-0000.