BS ISO 5149-2:2014+A1:2020

Refrigeration, Electrically-operated devices, Refrigerants, Cooling systems, Refrigerating plant, Safety devices, Pressure, Safety measures, Design, Fire safety, Thermal environment systems, Pressure testing, Noise (environmental), Installation, Test pressure, Refrigerating systems, Space-heating systems, Heat pumps, Pipe fittings, Heating equipment, Ventilation, Cooling equipment, Central heating, Heat exchangers, Control systems, Leak tests, Equipment housing facilities