Which trade specializes in the installation of gas lines?

In the context of trades specializing in the installation of gas lines, the most appropriate choice is the gasfitter. A gasfitter is specifically trained and licensed to work with gas piping systems. Their expertise includes the installation, repair, and maintenance of gas lines that supply residential and commercial buildings with natural gas or propane for heating, cooking, and other applications.

Gasfitters undergo specialized training that covers safety protocols, regulations, and the technical skills required to handle gas safely. This trade requires knowledge about the properties of gas, the systems used to transport it, and the potential hazards involved. As a result, gasfitters play a crucial role in ensuring that gas installations are done correctly and safely, thereby preventing leaks and other dangerous situations.

While steamfitters, pipefitters, and plumbers all work with piping systems, they do not specialize solely in gas lines. Steamfitters typically focus on steam heating systems, pipefitters on various types of piping for plumbing or industrial systems, and plumbers generally handle water supply and drainage systems. Therefore, among the listed options, gasfitter is the trade that is specifically dedicated to the installation and maintenance of gas lines.