A hinge (5) suitable for a window or door assembly comprising a frame (2) and a sash (3) pivotably arranged with respect to each other, where said frame is of the type comprising four frame members (2a-2d) arranged in a rectangular arrangement and where said sash is of the type comprising four sash members 3a-3d) arranged in a rectangular arrangement, where said hinge comprises a first flange (51) arranged to be fixed to a first frame member (2d) and a second flange (52) arranged to be fixed to a first sash member (3b) and where the first and second flanges are pivotably connected to each other about a pivot axis which is arranged parallel to the longitudinal axis of said first frame member and said first sash member, and where said hinge further comprises a third flange (73) which is attached to said first flange and which is arranged essentially perpendicular to the first flange, said third flange being arranged to be fixed to a second frame member (2a), said second frame member being arranged essentially perpendicular to the first frame member. Said hinge further comprising a fourth flange (74) which is attached to said first flange and which is arranged at an angle to the first flange of between 60° and 120°, said fourth flange being arranged to be fastened to the first frame member.