... the stress on the insulation system of external walls, avoid deformation of the insulation system caused by external impact and pressure ,improve the impacting capability of the ... .Mesh size:4x4mm, 4x5mm,5x5mm,6x6mm,10x10mm,2.85x2.85mm,20x10mesh plain weave2.G/m2:75g ... m2,135g/m2,145g/m2.160g/m2 etc.3.Length /roll: 50m—100m4.Width;1m—2m5 ... roll,then 4rolls/carton.. lowest price of concrete fiberglass mesh