Sloped Roof Covering detail in Cad File. Before starting the installation it will be necessary to check the support structure, which must be perfectly installed, aligned and painted in order to ensure that it is able to receive the panels. Multypanel modules of 5 "x 1.00 x 4.00 m cal. 26 with a load capacity of 420 kg / m 2 and a weight of 15.45 kg / m 2 would be used.