At last my Wolverine 330 is 78% ready......just the control surfaces,,,paint job and decal work and installation of two servos and electronics left.....waiting for Hinges and other stuff to arrive..........test flight 22nd evening...
will be posting more pics.....

its my third build....i am not an expert in this

Akky how did you arrive at 78%? Hey my tenant moved some stuff which arived via packers and movers yday. They used long sheet of thermocol about the same thickness as seen in your pic. Can this be used for a build?

i have used laminated BOIFOAM

Which paint are you planning to use?

thanks for this valuable  information.