... not need tensioning. This allows them to keep their shape, to be free from bulges and depressions and ... erosion, river control, reservoirs, canal refurbishment, landscaping and retaining walls.Welded mesh grill size:37.5x75mm, 50x50mm, 75x75mm, ... , 1000x500mm, 1000x1000mm, 1500x500mm1500x1000mm, 2000x1500mm, 2000x1000mm or according to requirements.Wire of welded mesh:Tensile strength: 380N/mm2 ...