Kalkil bann materyel konstriksion pou enn plans an dibwa
Silvouple indik bann dimansion neseser an milimet
Y - longer letaz
X - larzer letaz
Z - larzer lakaz
U - Larzer rezis
W - Epeser tron
S - retar par etap
P - bann soter ant bann travers
C - Laplenn soter
Kapasite program.
Kalkil kantite dibwa neseser pou bann travers plans.
Determinn volim plans plans ek "bann plans nwar".
Kalkil siperfisi letaz.
Determinn volim izolasion neseser.
Kalkil kantite koneksion bout pou bann fixasion.
Dimansion exakt tou bann pies.
Bann desin detaye lor konstriksion planse an dibwa.