VENTILATION SYSTEM OF PITCHED ROOF Russian patent published in 2014 - IPC E04D13/17 

FIELD: construction.

SUBSTANCE: ventilation system of a pitched roof comprises an inclined ventilation channel arranged under the roof. Inlet and outlet holes of the channel are ventilation windows and slot untightnesses between the roof and the walls of the building, and the lower wall of the channel is a hydraulic heat insulating screen, placed in parallel to slopes of the roof and made of two layers of the hydraulic insulating material, for instance, from reinforced polyethylene film, between which an air layer is formed. In both layers of the film there are holes for passage of heat insulating ventilation channels of the building, taken through an attic room and the roof into environment. In places where exits are located from the attic to the roof in the hydraulic insulating screen there are hatches made in the form of frames, where removable covers are installed. Edges of films that adjoin the floor of the attic room are lowered into the trays installed on the floor.

EFFECT: prevention of ice formation on a roof and roof eaves.

6 dwg