Phix Doctor Surfboard Repair Kit - 2 Part Polyester

We use ultra fresh Silmar brand Polyester resin and the highest quality products.

NO SUN/UV CURE, USES CATALYST (Included)

Will this repair kit work for my epoxy board?
No, polyester resin is not compatible with styrofoam core boards, however, if the resin is not in contact with the foam then it will work well. So we advise to never allow this resin to be in contact with styrofoam (EPS) cores.