Supplying of zinked electro-soldered grids, of iron-plate 25*2,5, and mesh 62*100 shaped to measure to close the windows, to protect against the falling of set collars and blunt instruments, complete with fixing rests and fixing bolts and nuts.

Supplying and installation of iron zinked frames, with 20*20mm electro-soldered zinked net, to protect against birds and blunt instruments, with fixing rests and fixing bolts and nuts. They are set to close completely the belfry.