Temperature which usually prevails in inhabited rooms. It is measured with a thermometer at a level of 0.75m above the floor in the center of a closed room (German Directive for Workplaces (ASR) 6/1,3 Room Temperatures §6).
The following are the minimum room temperatures mandatory in working areas:
The minimum temperatures must be achieved at the start of work; a maximum temperature of +26°C should not be exceeded in working areas except for hot workplaces.