VENTLAM is a facade louvre window. When it comes to keeping emergency and escape routes free of smoke gas, the use of automated louvre windows solutions is particularly advisable. They make it possible to efficiently keep emergency and escape routes smoke-gas-free. This helps rescue teams get to the scene quickly and successfully evacuate everyone from the building, thereby significantly reducing the risk of suffocation. The Ventlam smoke vents system ventilator of installation in vertical façade, provides an economic, non-powered method of ventilation, allowing the removal of large quantities of warm air and/or smoke from a building. The Ventlam is particularly suitable for use in industrial and commercial buildings where low cost natural ventilation with or without natural lighting is required. The smoke vent is facade frame and blade profiles with thermally insulated composite of aluminum and PA6.6 profiles filling of 2-glazing framed only sideways.