The Supplementary galvanised steel base is a plate 184 * 184 mm and 1 mm thick.
It can be used with SMA and SMAT metal supports, it protects the waterproof covering during installation and allows for the support to be positioned perfectly in the center or to the side, providing greater precision in placing the supports.
Its particular shape allows for a quick application, without having to make changes or cuts. It also guarantees a rapid flow of rainwater.