Fixed firefighting systems. Components for gas extinguishing systems. Requirements and test methods for connectors|Design, Fixed, Bromine, Thermal testing, Type testing, Halogenated hydrocarbons, Instructions for use, Hose connectors, Fire extinguishers (built-in), Quality control, Fire extinguishers, Gases, Fluorine, Approval testing, Group 0 elements, Pipe fittings, Chlorine, Iodine, Fire safety in buildings, Flexible pipes, Marking, Performance, Carbon dioxide, Thermal resistance, Bend testing, Conformity, Components, Firefighting equipment, Burst tests, Pressure, Leak tests, Pressure testing