... and beauty surface than normal fiberglass yarn.(3)CertificatePassed in ISO9001 certificate, IQ net and China National test.ALKALINE RESISTANT FIBERGLASS ... -resistant, high strength, etc. As an ideal engineering material in construction, it is mainly used to reinforce cement, stone, ... g/m2,145 g/m2, 160 g/m2.WorkshopWarehousePackage:in carton, then on pallet or container. as your requirementDelivery