... .mesh size:2*2,4*4,5*5,10*10 etc 4.high strength & many color choice ... external wall insulation, waterproofing, crack, etc.. Performance:The product have good grid fixity, and high strength, ... erosion. Strength retention rate> 90%, elongation <1%, the durability of more than 50 years. High elastic ... by providing a space to maintain movement between the layers, prevent crack and rupture due to shrinkage ...