HY Rib An integrally ribbed expanded metal lath used for external rendering in sheltered ... diamond meshes, corner beads, plaster stop beads, weep screeds, high rib formworks and so on.Our rib lath, metal lath ... strength and free shape, it is mostly used as concrete permanent dismantle free template for civil engineering such as tunnel ... !!! Welcome customers to visit our facilities. HY Rib (formwork)