City Carbonic LLC is a Department of Transportation approved hydro test facility, specializing in the service and safety of compressed gas cylinders. We received our approval in 1982. In 2008 we received our Oklahoma Department of Health Fire Extinguisher license.
From sales, service, testing, training to specialized filling equipment, we can meet most any cylinder need for your cannabis business. We guarantee that all cylinders we inspect meet the DOT guidelines.
Take a look at our products and services, as we are sure to be your source for cylinder needs.