Made this with a lot of help from thefilth. There are a lot of things that you cannot calculate when it comes to healing and this spreadsheet should just be seen as a rough guide on how to value +healing vs int/mp5/crit with chain heal not being calculated in a blizzlike manner.
https://docs.google.com/spreadsheets/d/ ... sp=sharing
Anyways now that Im not raiding anymore someone else might enjoy this.