Reference Table for calculating the utilization of hot water.
|Property type||Usage Index m3|
|Large apartment buildings||1,0 - 1,4|
|Smaller apartment buildings||1,1 - 1,5|
|Single family home||1,2 - 1,8|
|Commercial buildings||0,6 - 0,8|
|Office buildings||0,5 - 0,8|
|Industrial buildings||0,4 - 1,0|
|Warehouse facilities||0,3 - 0,8|
- The index represents tons of water per cubic meter in the house of the year.
- The lower value is the criteria for a well-insulated house with a well-configured heating systems.
- Higher value corresponds to normal use for a house in reasonable condition.
- To find the volume of a house can be multiplied by a factor of 3.3 in square meters