The standard indoor design temperatures for heating are:
Areas with residential, office, education or cell function |
Temperature |
Common room (e.g. living room, kitchen and bedroom) |
20 |
Occupied |
20 |
Bath room |
22 |
Circulation Area (e.g. hall, landing, hallway and stairs) |
15 |
Toilets |
15 * |
Technical space than a boiler room |
10 * |
Unnamed space (see 2.1) |
10 * |
Stowage |
10 * |
Additional requirements GIW | |
Attic in open connection with circulation space |
15 |
Indoor storage area |
15 |
Elderly Homes, Residential, and Health care | |
Common room |
22 |
Occupied |
22 |
Bath room |
25 |
Toilets |
18 * |
Traffic Area |
18 * |
Technical room |
10 * |
Outside the thermal envelope | |
Storage Space |
5 |
Unheated storage space |
-10 |
Garage |
-10 |
*) The program calculates the design temperature on the basis of the heat balance, can be found in Annex F of ISSO 51, 53 or 57
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ISSO Publication 51/53 (2009) Section 2.1.1, Table 2.1 Design Indoor temperature
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