Aluval in their desire to serve better their customers launches the new series Aluprom 42. This series, sliding-lifting, perimeteral and with thermal break comes with frame width of 130 mm and a wide rail guide, this latter being replaceable . The leaves of this new series have dimensions of 100 mm high by 54 mm wide and are compatible with all spline profiles of our European series. The latter have wide possibilities of glazing from 12.5 to 46.5 mm. As for the building possibilities, the series allows the manufacture of balconies with two and three rails and balconies built-in fixed mono-rail and bi-rail. As for the fittings of this series it allows manufacturing sliding or lift-and-slide openings that can reach 400 kg load per sheet. A series, following the current demand, responds effectively to the new market requirements.