Inspection fixed firefighting system

Yearly inspection is a visual inspection control valves of fixed fire-fighting systems and blow air through piping of extinguisher gas systems. The two yearly inspection includes a check of the cylinders of fixed gas fire extinguishing systems and a level check and visual check of the CO2hos assembly. The five yearly inspection: internal inspection control valves of fixed fire-fighting systems. The ten yearly inspection is a CO2cyclinder hydrostatic pressure test and internal inspection (at least 10%, according to GL).