From general maintenance like changing filters, belts and lubrication of units to replacing bearings, repairing shafts and balancing systems, Carolina Chillers, Inc. has the skill set to repair and maintain service on all types of air handling units. With indoor air quality becoming a higher priority in the industry, it has become a necessity to document air handler maintenance. Carolina Chillers, Inc. maintains and provides for the customer detailed documentation of all equipment when a customer has their equipment on contract.