BronzoFinestra B40 is a complete system that features the same distinctive and evocative design as the FerroFinestra series, in the prestigious architectural bronze. Like all copper alloys, architectural bronze is a living material, subject to natural oxidation and therefore acquiring unique and original shades over time.B40 faithfully replaces doors and windows from different historical periods, or gives an evocative twist to modern architecture. The range of profiles allows for the manufacture of many type of opening, and is enriched by a wide choice of traditional and modern design accessories. B40 is also appreciated for high-end internal partitions.