... 3, fast delivery, 10 years experience 4, 4x4, 5x5mesh Fiberglass meshDescriptionFiberglass mesh uses glass fiber woven ... high fineness. Can be widely used for internal and external wall for thermal insulation, waterproof building, crack, ... contraction deformation,5, impact resistance is better. (for nets cloth high strength, toughness good)6, mildew ... 40’ container Alkali Fiberglass Mesh (4x4, 5x5mesh)