Tyfo® SEH-51A composite reinforcing fabric combined with Tyfo® SW-1 Epoxy. Tyfo® SEH-51A is a custom weave, uni-directional glass fabric used in the Tyfo® Fibrwrap System. The glass material is orientated in the 0° direction with additional yellow glass cross fibers at 90°. The Tyfo® SW-1 Epoxy is a two-component epoxy matrix material.