What Required to have a backfire flame arrestor?

A backfire flame arrestor is required in systems that handle flammable gases or liquids to prevent the propagation of flames back into the system. It is typically used in applications like gas pipelines, combustion engines, and storage tanks. The device must meet specific safety standards and be installed in compliance with relevant codes, ensuring it can withstand high temperatures and pressures. Regular maintenance and inspections are also necessary to ensure its functionality and reliability.