Using Registered Gas Practitioners and Issuing of Certificates of Conformity (CoC’s) for Natural Gas Installations Never do gas work on piping, or appliances or equipment yourself, always use a registered Gas Practitioner. Unregistered gas work is illegal and can be extremely dangerous resulting in serious injury or even death. Registered Gas Practitioners have the necessary experience, competency, equipment and system knowledge to do the necessary work safely. Insurance companies may not cover fire or public […]