Input the mass of fixing screws based on the surface area of the product, expressed in g/m². By default, the mass of the screws is assumed to be 2.17 g/m² in standard areas. The mass of a standard screw is 3.5 g. According to the technical advisory notices in force, it requires 4 screws to secure 6 m² of cladding sandwich panels, and 7 for 12 m². The number of fixing screws required is on average 0.62 screws/m². For further information, consult the technical advisory notice for the process.