With this function, partial or entire wall surface areas can be manually determined and considered in the calculation.
Definition:
Partial areas are wall surfaces that have another U(k)-Value or another adjacent exterior temperature
than the rest of the wall.
First choose the component where the partial area should be inserted.
Then choose 
.
Rectangular, triangular, trapeziodal and circular areas are possible.
If the partial wall surface is a combination of several elements, feed in each element data separatly.
The partial area will be displayed:
