Air tractor AT 402 B Build and cad design

[theSTOL-er]

I forgot that foam board is 5mm so now I have to change some parts of my design.

Is this just the ft foamboard or all foamboard?

 

[Flying Farm Kid]

It is dollar tree foamboard so it is pretty much non waterproof ft foam

Is this just the ft foamboard or all foamboard?