The Hevacomp Wiki pages include a variety of Hevacomp related help topics, from calculating the angle to South to adding in more complex roof constructions.
You can find the Wiki here: http://communities.bentley.com/search/SearchResults.aspx?q=hevacomp%20AND%20app:wiki&o=Relevance
Hello Robert, can you clarify? Are you asking a question? If so, it would be best to post to the forum. The forum for Building Performance products is here: communities.bentley.com/.../275871