You have available the calculation program GEA AWP ValveCalc 4.1 (CD), now you can update directly out of the calculation program to the version 4.1.25.

You will find the Internet-Update in the program under:

GEA AWP ValveCalc 4.1\Settings\Internet-Update

Should you not exist the CD GEA AWP ValveCalc 4.1, please go to link calculation_program to order the CD.