Breathing air system compressors are extremely important for firefighters when putting their lives on the line. City Carbonic is proud to offer Mako breathing air systems and services all brands of breathing air equipment.  City Carbonic LLC refills SCBA, SCUBA and cascade cylinders with quality breathing air that is tested and meets industry standards for safety.  Our service to our public servants and municipalities are held at the highest esteem. Rest easy knowing you have a trusted resource a phone call or a visit away.