... 3.mesh:4x4mm,5x5mm,6x6mm,8x8mm,10x10mm etc. fiberglass meshMain characters:1, The chemical stability. Alkali, ... reference: Application:1) Wall reinforcement (such as fiberglass wall mesh, GRC wall panels, EPS insulation within the wall board, gypsum board, ... with caulking, etc. Specifications for your reference:Fiberglass mesh SpecificationsAperture size(mm)Weight/ square meterWidthLength3mm x ...