Response: No, It isn't suitable with epoxy resin. Chopped strand mat is made up of small strands of fiberglass which are held jointly by a styrene binder. The styrene from polyester and vinyl ester resin is needed to dissolve the binder while in the mat. Returns 30-day refund/replacement This item https://waylonawlcr.blog4youth.com/30413661/everything-about-fiberglass-chopped-strand-mat-roll