... wall insulation, waterproofing, Anti -crack, etc.Specification :1. Mesh Size : 2.5 X 2.5 , 3 X 3 ,4 X 4 , 4 X 5 ,5 ... X 5 2. Unit Weight : 50-160g ... ,Silicon Coated,Rubber Coated,Aluminum foil,and EPDM coated,etc. 5. Packing : In Carton or Wrapped with Woven Bag, as ... must be satisfied with you! 3*3mesh/inch Internal/Inside Wall Fiber glass Mesh 100g/Sq.m