It is a classic profile, a very popular among wooden windows. This profile system quite clearly stresses the structure of the wooden windows, both inside and outside. If your home is outside the city, then the windows of the profile system HOLZ 78 will not only decorate its facades but also make it more solid, highlighting its stateliness. As you might guess its basic depth is 78 mm. From the outside, the most vulnerable places that are subject to rain and direct sunlight are protected by the aluminum canopy and drainage bus.