Fiberglass Woven Roving Fiberglass woven roving are bidirectional fabric made by interweaving direct rovings. Fibre glass woven roving are compatible with unsaturated polyester, vinyl , epoxy and phenolic resins. Glass fiber woven roving are high-performance reinforcd material, widely used in hand lay-up and robot process to manufacture boats, vessels, plane and automotive parts, furniture and sports facilities.Plain weave Fiberglass woven roving have E glass and C glass glass type.