Share 'How much epoxy resin?'

I am looking at the Tiki 30 and ordered the study plans, but I am unsure from the materials list just how much epoxy is required.  Does anyone know approximately how many gallons would be needed for the Tiki 30?  While I am asking if you could comment on the fiberglass too that would be helpful (in terms of how much, what type and are multiple layers required etc.)  This will help with estimating…