... screen don't deformation.2.Characteristic: Fiberglass invisible window screenFiberglass screen is well ventilate, well transparent, anticorrosive ... building,construction,ranch orchard and so on. Used for window, doors and poultry's guards, sieves, filters ... and other purposes. Fiberglass invisible insect and window screenWidthcmMesh FractreStrength(N25mm)WeavingLength(m)Weightg/m261±1.071 ...