FIELD: ventilation.
SUBSTANCE: method is performed by using a natural ventilation system, which contains air duct tubes, a casing having openings for installing the ends of the air duct tubes, a section with flaps, a filter section, a reach-through window section, a rail with a bar and a handle, a cover with an opening placed on a valve. The cover opening is located above the valve reach-through window section, the handle is located on the valve cover.
EFFECT: simplifing design of a natural ventilation system that can be installed when mounting a window and a radiator or after it, eliminating the condensation formation on the window panes, increasing the efficiency of supplying fresh and heated air into the room.
5 cl, 3 dwg
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