Rockfall Netting it is called rockfall protecting mesh,hanging mesh,coiling mesh,heavy hexagonal wire mesh,too. which is used to prevent rocks from falling onto the road, railways and other structures. The mesh is made of galvanized or PVC coated double twisted steel woven wire in acc.with ASTM A641and EN10223-3. Due to the unravelling characteristics of double twist, the mesh can withstand huge forces and will not unravel even if a wire is broken. Rockfall protection netting with a PVC coating can be used in aggressive environments.