These EPS (expanded polystyrene) foam blanks are molded just like the traditional PU blanks. EPS foam can only be glassed with Epoxy resin, if Polyester resin is used it will destroy the EPS foam. The blanks are manufactured by Marko Foam (EPS).
Since these EPS molded blanks are molded they have the rocker and thicknesses molded into them, they need less work than the billeted blanks to finish out.
EPS 7'6 Thick - Marko Foam surfboard blank Size | 7'6" x 21,5" x 3,51" Stringer | 1/8" Plywood Natural / Black / Natural Density | 1,9 - 30,44 kg/m3