FIELD: construction.
SUBSTANCE: invention relates to the field of construction, in particular to ridge roof profiles. Ridge profile comprises a box-shaped cross-sectional top having a shelf and side walls and arms connected to the side walls, the free ends of which are provided with rolling. Each arm is further provided with at least one longitudinal groove of the trough cross section located outside the strip formed by the shoulder edge and the projection of the rolling end onto the front surface of the arm. Planes of the shoulders in an undeformed state are located at an angle of less than 180 degrees to each other.
EFFECT: technical result of the invention is increased rigidity of the profile.
14 cl, 7 dwg
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