Rock wool vs Wood fiber
I have what I hope is a fairly basic apples to oranges comparison to throw out to the community here.
All else being equal, in a Cross Laminated Timber (CLT) wall with about 8″ of exterior insulation under a rainscreen assembly (see attached detail sketch), what might the relative benefits and drawbacks of rigid rock wool (Rockboard 80) insulation and rigid wood fiber insulation (Homatherm or Gutex).
Homatherm HDP data sheet here: http://www.homatherm.com/wp-content/uploads/downloads/en/HDP_protect.pdf
Get ready to put on your imperial/metric conversion thinking caps!
GBA Detail Library
A collection of one thousand construction details organized by climate and house part