Tomasz,
I think that you will have better luck if you post in the Building Performance forum.
communities.bentley.com/.../113905
Apparently, Hevacomp has something called Netsys that sounds like what you are looking for.
I think that you will have better luck if you post in the Building Performance forum.
communities.bentley.com/.../113905
Apparently, Hevacomp has something called Netsys that sounds like what you are looking for.