BS IEC 62999 AMD1. Electric room heating. Underfloor heating. Performance characteristics. Definitions, method of testing, sizing and formula symbols. Enhanced sustainable performance aspects|Electrical safety, Electrical household appliances, Household equipment, Fire tests, Convection heaters, Cut-out devices, Electric space heating, Fire guards, Stability, Impact testing, Thermal testing, Fire-resistant materials, Temperature rise, Rated voltage, Instructions for use, Marking, Protected electrical equipment, Air heaters, Mechanical testing, Heating equipment, Radiant heaters, Performance testing, Heaters, Electric heaters, Classification systems